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353 of 700 (50%) achievements earned:
Personal Achievements
 

Just Getting Started

Kill 100 enemies or players.
Unlocked 6 Dec, 2019 @ 1:50pm

Balaho's Most Wanted

Kill 100 Grunts.
Unlocked 6 Dec, 2019 @ 2:24pm

The One Percent

Kill 100 Elites.
Unlocked 13 Dec, 2019 @ 6:23pm

Spoilsport

Kill 100 Jackals.
Unlocked 13 Dec, 2019 @ 11:40am

Going Bananas

Kill 100 Brutes.
Unlocked 16 Dec, 2019 @ 8:01am

Hunters Hunted

Kill 50 Hunters.
Unlocked 13 May, 2020 @ 2:45pm

Medal Completionist

Collect 10,000 campaign or playlist medals.
Unlocked 31 Jul, 2020 @ 4:57pm

The Guardians Are Coming

Get killed by the Guardians.
Unlocked 14 Jul, 2020 @ 10:50am

Bite The Hand

Kill a 343 developer in matchmaking or someone who has this achievement.
Unlocked 14 Dec, 2019 @ 1:30pm

Where Am I?

Complete 10 missions or multiplayer games.
Unlocked 13 Dec, 2019 @ 11:57am

I Got This

Complete 100 missions or multiplayer games.
Unlocked 13 May, 2020 @ 2:30pm

Tempered Blade

Win 10 multiplayer games.
Unlocked 15 Dec, 2019 @ 10:25am

Stick With It...A Little Longer

Play a multiplayer or co-op game at least 3 months after your first game.
Unlocked 6 Dec, 2019 @ 5:15pm

Veteran

Complete all campaigns on Normal difficulty.
Unlocked 16 Feb, 2021 @ 3:34pm

War Hero

Complete all campaigns on Heroic difficulty.
Unlocked 16 Feb, 2021 @ 3:34pm

Legend

Complete all campaigns on Legendary difficulty.
Unlocked 16 Feb, 2021 @ 3:34pm

Your Journey Begins

Complete a campaign mission or a match of multiplayer.
Unlocked 6 Dec, 2019 @ 1:06pm

Pillar of Autumn

Halo CE: Complete The Pillar of Autumn.
Unlocked 21 Mar, 2020 @ 5:44pm

Halo

Halo CE: Complete Halo.
Unlocked 22 Mar, 2020 @ 10:57am

Truth and Reconciliation

Halo CE: Complete The Truth and Reconciliation.
Unlocked 19 Mar, 2020 @ 5:20pm

The Silent Cartographer

Halo CE: Complete The Silent Cartographer.
Unlocked 19 Mar, 2020 @ 6:00pm

Assault on the Control Room

Halo CE: Complete Assault on the Control Room.
Unlocked 19 Mar, 2020 @ 6:59pm

343 Guilty Spark

Halo CE: Complete 343 Guilty Spark.
Unlocked 22 Mar, 2020 @ 11:31am

The Library

Halo CE: Complete The Library.
Unlocked 22 Mar, 2020 @ 12:27pm

Two Betrayals

Halo CE: Complete Two Betrayals.
Unlocked 22 Mar, 2020 @ 1:37pm

Keyes

Halo CE: Complete Keyes.
Unlocked 23 Mar, 2020 @ 3:20pm

The Maw

Halo CE: Complete The Maw.
Unlocked 23 Mar, 2020 @ 4:00pm

Pillar of Awesome

Halo CE: Beat the par score on The Pillar of Autumn.
Unlocked 13 May, 2020 @ 8:25am

Giant Hula Hoop

Halo CE: Beat the par score on Halo.
Unlocked 22 Mar, 2020 @ 10:57am

You Really Can't Handle the Truth

Halo CE: Beat the par score on The Truth and Reconciliation.
Unlocked 19 Mar, 2020 @ 5:20pm

Vetro Strike

Halo CE: Beat the par score on Assault on the Control Room.
Unlocked 19 Mar, 2020 @ 6:59pm

Circuit Breaker

Halo CE: Beat the par score on 343 Guilty Spark.
Unlocked 22 Mar, 2020 @ 11:31am

Reading Room

Halo CE: Beat the par score on The Library.
Unlocked 22 Mar, 2020 @ 12:27pm

It Was Inevitable

Halo CE: Beat the par score on Two Betrayals.
Unlocked 22 Mar, 2020 @ 1:37pm

Consumption Junction

Halo CE: Beat the par score on The Maw.
Unlocked 23 Mar, 2020 @ 4:00pm

Sacrifice

Halo CE: Activate Terminal 2 on Halo.
Unlocked 19 Mar, 2020 @ 5:33pm

Splinters

Halo CE: Activate Terminal 3 on The Truth and Reconciliation.
Unlocked 19 Mar, 2020 @ 6:45pm

Idle Hands

Halo CE: Activate Terminal 4 on The Silent Cartographer.
Unlocked 21 Mar, 2020 @ 5:14pm

Hitchhikers May Be Escaping Convicts

Halo CE: Activate Terminal 5 on Assault on the Control Room.
Unlocked 22 Mar, 2020 @ 10:46am

Mind Games

Halo CE: Activate Terminal 9 on Keyes.
Unlocked 23 Mar, 2020 @ 2:54pm

Skulltaker Halo: CE: Eye Patch

Halo CE: Find and claim the Eye Patch skull in remastered mode.
Unlocked 22 Mar, 2020 @ 12:26pm

Birth of a Spartan

Halo CE: Complete every level of the game on Normal difficulty.
Unlocked 23 Mar, 2020 @ 4:00pm

Believe in a Hero

Halo CE: Complete every level of the game on Heroic difficulty.
Unlocked 23 Mar, 2020 @ 4:00pm

Living Legend

Halo CE: Complete every level of the game on Legendary difficulty.
Unlocked 23 Mar, 2020 @ 4:00pm

You Are The Weapon

Halo CE: Kill a Hunter with one pistol round.
Unlocked 21 Mar, 2020 @ 5:31pm

My Buddy Chips

Halo CE: Fight alongside Chips Dubbo and listen to his words of wisdom.
Unlocked 19 Mar, 2020 @ 5:13pm

Standard Operating Brocedure

Complete any co-op level on Normal difficulty.
Unlocked 6 Dec, 2019 @ 1:06pm

Brovershield

Complete any co-op level on Heroic difficulty.
Unlocked 6 Dec, 2019 @ 1:06pm

He's Unstoppable

Halo CE: Complete any level on Heroic difficulty or higher without taking health damage.
Unlocked 19 Mar, 2020 @ 6:00pm

The Good, The Bad, and The Dead

Collect 9,000 campaign or playlist medals.
Unlocked 31 Jul, 2020 @ 2:28pm

Cairo Station

Halo 2: Complete Cairo Station.
Unlocked 13 May, 2020 @ 2:30pm

Outskirts

Halo 2: Complete Outskirts.
Unlocked 13 May, 2020 @ 3:28pm

Metropolis

Halo 2: Complete Metropolis.
Unlocked 14 May, 2020 @ 3:15pm

The Arbiter

Halo 2: Complete The Arbiter.
Unlocked 14 May, 2020 @ 4:12pm

Oracle

Halo 2: Complete The Oracle.
Unlocked 14 May, 2020 @ 4:54pm

Delta Halo

Halo 2: Complete Delta Halo.
Unlocked 14 May, 2020 @ 5:55pm

Regret

Halo 2: Complete Regret.
Unlocked 14 May, 2020 @ 7:06pm

Sacred Icon

Halo 2: Complete Sacred Icon.
Unlocked 17 May, 2020 @ 3:19pm

Quarantine Zone

Halo 2: Complete Quarantine Zone.
Unlocked 17 May, 2020 @ 4:20pm

Gravemind

Halo 2: Complete Gravemind.
Unlocked 19 May, 2020 @ 5:15pm

Uprising

Halo 2: Complete Uprising.
Unlocked 19 May, 2020 @ 6:23pm

High Charity

Halo 2: Complete High Charity.
Unlocked 23 May, 2020 @ 11:02am

The Great Journey

Halo 2: Complete The Great Journey.
Unlocked 23 May, 2020 @ 12:39pm

Ripple Fire

Halo 2: Beat the par score on Metropolis.
Unlocked 14 May, 2020 @ 3:15pm

Heresy Will Not Stay My Feet

Halo 2: Beat the par score on The Arbiter.
Unlocked 14 May, 2020 @ 4:12pm

Leave None Alive

Halo 2: Beat the par score on The Oracle.
Unlocked 14 May, 2020 @ 4:54pm

Boundless

Halo 2: Beat the par score on Delta Halo.
Unlocked 14 May, 2020 @ 5:55pm

Fists of Fury

Halo 2: Beat the par score on Regret.
Unlocked 14 May, 2020 @ 7:06pm

The Doctor Is In

Halo 2: Beat the par score on Quarantine Zone.
Unlocked 17 May, 2020 @ 4:20pm

Frequent Flyer Miles

Halo 2: Beat the par score on The Great Journey.
Unlocked 23 May, 2020 @ 12:39pm

Fascinated

Halo 2: Activate Terminal 5 on The Oracle.
Unlocked 14 May, 2020 @ 4:29pm

Enchanted

Halo 2: Activate Terminal 6 on Delta Halo.
Unlocked 14 May, 2020 @ 5:14pm

Enamored

Halo 2: Activate Terminal 7 on Regret.
Unlocked 14 May, 2020 @ 7:06pm

Knowledgable

Halo 2: Activate Terminal 10 on Gravemind.
Unlocked 19 May, 2020 @ 4:35pm

Scholar

Halo 2: Activate Terminal 11 on Uprising.
Unlocked 19 May, 2020 @ 6:06pm

Reviewer

Halo 2: Activate Terminal 12 on High Charity.
Unlocked 23 May, 2020 @ 10:57am

Skulltaker Halo 2: That's Just…Wrong

Halo 2: Find and claim the That's Just...Wrong Skull on Legendary.
Unlocked 23 May, 2020 @ 1:37pm

Skulltaker Halo 2: Iron

Halo 2: Find and claim the Iron Skull on Legendary.
Unlocked 23 May, 2020 @ 10:57am

Skulltaker Halo 2: Black Eye

Halo 2: Find and claim the Black Eye Skull on Legendary.
Unlocked 23 May, 2020 @ 12:11pm

Warrior

Halo 2: Complete every level of the game on Normal difficulty.
Unlocked 23 May, 2020 @ 12:39pm

Hero

Halo 2: Complete every level of the game on Heroic difficulty.
Unlocked 23 May, 2020 @ 12:39pm

Legendary Anniversary

Halo 2: Complete every level of the game on Legendary difficulty.
Unlocked 23 May, 2020 @ 12:39pm

Six Pedals, Four Directions

Halo 2: Drive a Scorpion while playing as the Arbiter.
Unlocked 17 May, 2020 @ 3:24pm

THE Chips Dubbo?

Halo 2: Fight alongside the legendary Chips Dubbo and listen to his words.
Unlocked 13 May, 2020 @ 2:34pm

Go Ape Shiv

Halo 2: Kill an enraged, berserk Brute using melee.
Unlocked 19 May, 2020 @ 3:53pm

Landfall

Halo 3: Complete Sierra 117.
Unlocked 16 Jul, 2020 @ 5:03pm

Holdout

Halo 3: Complete Crow's Nest.
Unlocked 16 Jul, 2020 @ 5:31pm

The Road

Halo 3: Complete Tsavo Highway.
Unlocked 16 Jul, 2020 @ 5:56pm

Assault

Halo 3: Complete The Storm.
Unlocked 21 Jul, 2020 @ 4:06pm

Cleansing

Halo 3: Complete Floodgate.
Unlocked 19 Jul, 2020 @ 5:41pm

Refuge

Halo 3: Complete The Ark.
Unlocked 19 Jul, 2020 @ 6:26pm

Last Stand

Halo 3: Complete The Covenant.
Unlocked 19 Jul, 2020 @ 7:38pm

The Key

Halo 3: Complete Cortana.
Unlocked 21 Jul, 2020 @ 5:03pm

Return

Halo 3: Complete Halo.
Unlocked 21 Jul, 2020 @ 5:35pm

Speedy One One Seven

Halo 3: Beat the par time on Sierra 117.
Unlocked 3 Aug, 2020 @ 3:14pm

Time Shift

Halo 3: Beat the par time on Crow's Nest.
Unlocked 3 Aug, 2020 @ 3:29pm

Highway Robbery

Halo 3: Beat the par time on Tsavo Highway.
Unlocked 3 Aug, 2020 @ 3:39pm

Lightning Strike

Halo 3: Beat the par time on The Storm.
Unlocked 3 Aug, 2020 @ 3:50pm

Dambuster

Halo 3: Beat the par time on Floodgate.
Unlocked 19 Jul, 2020 @ 5:41pm

Making History

Halo 3: Beat the par time on Cortana.
Unlocked 3 Aug, 2020 @ 5:08pm

Go, Chief! Gun It!

Halo 3: Beat the par time on Halo.
Unlocked 3 Aug, 2020 @ 5:24pm

Guerilla

Halo 3: Beat the par score on Sierra 117.
Unlocked 16 Jul, 2020 @ 5:03pm

Cavalier

Halo 3: Beat the par score on Tsavo Highway.
Unlocked 16 Jul, 2020 @ 5:56pm

Askar

Halo 3: Beat the par score on The Storm.
Unlocked 21 Jul, 2020 @ 4:06pm

Exterminator

Halo 3: Beat the par score on Floodgate.
Unlocked 19 Jul, 2020 @ 5:41pm

Ranger

Halo 3: Beat the par score on The Ark.
Unlocked 19 Jul, 2020 @ 6:26pm

Vanguard

Halo 3: Beat the par score on The Covenant.
Unlocked 19 Jul, 2020 @ 7:38pm

Orpheus

Halo 3: Beat the par score on Cortana.
Unlocked 21 Jul, 2020 @ 5:03pm

Torchbearer

Halo 3: Beat the par score on Halo.
Unlocked 21 Jul, 2020 @ 5:35pm

Better With Age

Halo 3: Beat the par score on every Halo 3 level.
Unlocked 21 Jul, 2020 @ 5:35pm

The Coin's Fault

Halo 3: Activate Cortana's Terminal on Cortana.
Unlocked 21 Jul, 2020 @ 4:18pm

Skulltaker Halo 3: Iron

Halo 3: Find and claim the Iron Skull on Normal or harder.
Unlocked 16 Jul, 2020 @ 5:00pm

Skulltaker Halo 3: Black Eye

Halo 3: Find and claim the Black Eye Skull on Normal or harder.
Unlocked 16 Jul, 2020 @ 5:07pm

Skulltaker Halo 3: Tough Luck

Halo 3: Find and claim the Tough Luck Skull on Normal or harder.
Unlocked 16 Jul, 2020 @ 5:40pm

Skulltaker Halo 3: Catch

Halo 3: Find and claim the Catch Skull on Normal or harder.
Unlocked 21 Jul, 2020 @ 3:51pm

Skulltaker Halo 3: Fog

Halo 3: Find and claim the Fog Skull on Normal or harder.
Unlocked 19 Jul, 2020 @ 5:25pm

Skulltaker Halo 3: Famine

Halo 3: Find and claim the Famine Skull on Normal or harder.
Unlocked 19 Jul, 2020 @ 6:01pm

Skulltaker Halo 3: Thunderstorm

Halo 3: Find and claim the Thunderstorm Skull on Normal or harder.
Unlocked 19 Jul, 2020 @ 6:42pm

Skulltaker Halo 3: Tilt

Halo 3: Find and claim the Tilt Skull on Normal or harder.
Unlocked 21 Jul, 2020 @ 4:17pm

Skulltaker Halo 3: Mythic

Halo 3: Find and claim the Mythic Skull on Normal or harder.
Unlocked 21 Jul, 2020 @ 5:06pm

Prophet's Bane

Halo 3: Complete every level of the game on Normal difficulty.
Unlocked 21 Jul, 2020 @ 5:35pm

With Your Shield or On It

Halo 3: Complete every level of the game on Heroic difficulty.
Unlocked 21 Jul, 2020 @ 5:35pm

Finished the Fight

Halo 3: Complete every level of the game on Legendary difficulty.
Unlocked 21 Jul, 2020 @ 5:35pm

Phantom Hunter

Halo 3: Destroy 3 total Phantoms on The Covenant.
Unlocked 3 Aug, 2020 @ 4:41pm

Dirge of Madrigal

Halo 3: Trigger the hidden music cue in Halo 3.
Unlocked 29 Jul, 2020 @ 4:42pm

Primate

Halo 3: Find your first missing links.
Unlocked 17 Jul, 2020 @ 6:31pm

Haplorrhini

Halo 3: Find a lonely missing link.
Unlocked 17 Jul, 2020 @ 6:36pm

Can't Keep Him Down

Halo 3: Fight alongside and listen to The Man. The Legend. Chips Dubbo.
Unlocked 16 Jul, 2020 @ 5:09pm

Flipyap

Halo 3: Listen to the tale of a young Grunt named Flipyap.
Unlocked 16 Jul, 2020 @ 4:55pm

Sounds Familiar

Halo 3: This stuff is your history!
Unlocked 4 Aug, 2020 @ 1:14pm

Hippo Hero

Halo 3: Who DARED to discard this brave animal?
Unlocked 3 Aug, 2020 @ 2:04pm

Cool Story Bro

Halo 3: Listen to the story of the Final Grunt.
Unlocked 31 Jul, 2020 @ 6:10pm

Man on the Moon

Halo 3: He's watching you.
Unlocked 4 Aug, 2020 @ 1:11pm

Delicious Brains

Kill 100 Flood.
Unlocked 22 Mar, 2020 @ 11:46am

Zombie Repeller

Kill 1000 Flood.
Unlocked 23 May, 2020 @ 10:33am

Dawn

Halo 4: Complete Dawn.
Unlocked 17 Nov, 2020 @ 2:46pm

Requiem

Halo 4: Complete Requiem.
Unlocked 17 Nov, 2020 @ 3:14pm

Forerunner

Halo 4: Complete Forerunner.
Unlocked 17 Nov, 2020 @ 3:47pm

Infinity

Halo 4: Complete Infinity.
Unlocked 17 Nov, 2020 @ 4:19pm

Reclaimer

Halo 4: Complete Reclaimer.
Unlocked 17 Nov, 2020 @ 5:08pm

Shutdown

Halo 4: Complete Shutdown.
Unlocked 16 Feb, 2021 @ 2:28pm

Composer

Halo 4: Complete Composer.
Unlocked 16 Feb, 2021 @ 3:00pm

Midnight

Halo 4: Complete Midnight.
Unlocked 16 Feb, 2021 @ 3:34pm

Piece of Cake

Halo 4: Beat the par time on Dawn.
Unlocked 17 Nov, 2020 @ 2:46pm

Gunslinger

Halo 4: Beat the par score on Dawn.
Unlocked 17 Nov, 2020 @ 2:46pm

Dark Fortress

Halo 4: Beat the par score on Requiem.
Unlocked 17 Nov, 2020 @ 3:14pm

Shadow of Sundered Star

Halo 4: Beat the par score on Forerunner.
Unlocked 17 Nov, 2020 @ 3:47pm

Jungle Warfare

Halo 4: Beat the par score on Infinity.
Unlocked 17 Nov, 2020 @ 4:19pm

Librarian's Pet

Halo 4: Beat the par score on Reclaimer.
Unlocked 17 Nov, 2020 @ 5:08pm

Emergency Shutdown

Halo 4: Beat the par score on Shutdown.
Unlocked 16 Feb, 2021 @ 2:28pm

Head Banging

Halo 4: Beat the par score on Composer.
Unlocked 16 Feb, 2021 @ 3:00pm

Witching Hour

Halo 4: Beat the par score on Midnight.
Unlocked 16 Feb, 2021 @ 3:34pm

You Had it Coming

Halo 4: Beat the par score on every Halo 4 level.
Unlocked 16 Feb, 2021 @ 3:34pm

Wake Up, John

Halo 4: Complete every level of the game on Normal difficulty.
Unlocked 16 Feb, 2021 @ 3:34pm

I Need a Hero

Halo 4: Complete every level of the game on Heroic difficulty.
Unlocked 16 Feb, 2021 @ 3:34pm

The Legend of 117

Halo 4: Complete every level of the game on Legendary difficulty.
Unlocked 16 Feb, 2021 @ 3:34pm

Bro Hammer

Complete any co-op level on Legendary difficulty.
Unlocked 6 Dec, 2019 @ 1:06pm

Missing Link

Halo 3: Watching. Waiting. Plotting.
Unlocked 17 Jul, 2020 @ 6:30pm

Dirty Bird

Halo 2: Fly the Heretic Banshee.
Unlocked 14 May, 2020 @ 4:01pm

Boot Camp Hero

Halo 3: Complete a Halo 3 playlist.
Unlocked 31 Jul, 2020 @ 6:13pm

A Pile of Medals

Collect 2,000 campaign or playlist medals.
Unlocked 16 Dec, 2019 @ 9:34am

A Crate of Medals

Collect 3,000 campaign or playlist medals.
Unlocked 19 Mar, 2020 @ 6:22pm

A Heap of Medals

Collect 4,000 campaign or playlist medals.
Unlocked 13 May, 2020 @ 2:04pm

A Few Trinkets

Collect 5,000 campaign or playlist medals.
Unlocked 17 May, 2020 @ 3:03pm

Oh, These Baubles?

Collect 6,000 campaign or playlist medals.
Unlocked 23 May, 2020 @ 11:33am

Chesty Puller Starter Kit

Collect 7,000 campaign or playlist medals.
Unlocked 18 Jun, 2020 @ 3:03pm

Medal Master Chief

Collect 8,000 campaign or playlist medals.
Unlocked 19 Jul, 2020 @ 5:49pm

Contender

Win 50 multiplayer games.
Unlocked 3 Aug, 2020 @ 2:32pm

Game On

Complete 50 missions or multiplayer games.
Unlocked 16 Dec, 2019 @ 12:13pm

Bonus Level

Complete 200 missions or multiplayer games.
Unlocked 4 Aug, 2020 @ 1:09pm

Can't Put It Down

Complete 150 missions or multiplayer games.
Unlocked 16 Jul, 2020 @ 5:56pm

Up All Night

Complete 250 missions or multiplayer games.
Unlocked 1 Oct, 2020 @ 2:43pm

Just A Taste

Collect 500 campaign or playlist medals.
Unlocked 13 Dec, 2019 @ 10:57am

All Out of Bubblegum

Collect 1,000 campaign or playlist medals.
Unlocked 15 Dec, 2019 @ 5:26pm

Foe Hammer

Kill 5,000 enemies or players.
Unlocked 22 Mar, 2020 @ 11:33am

Gruntageddon

Kill 1000 Grunts.
Unlocked 16 Dec, 2019 @ 9:26am

Were It So Easy

Kill 1000 Elites.
Unlocked 14 May, 2020 @ 4:08pm

Scavenger Hunt

Kill 1000 Jackals.
Unlocked 23 May, 2020 @ 10:45am

Dankey Kang

Kill 1000 Brutes.
Unlocked 21 Jul, 2020 @ 4:01pm

Greenhorn

Halo CE: Complete every level of the game on Easy difficulty.
Unlocked 23 Mar, 2020 @ 4:00pm

Big Green Style

Halo 2: Complete every level of the game on Easy difficulty.
Unlocked 14 Jul, 2020 @ 10:50am

Training Wheels

Halo 3: Complete every level of the game on Easy difficulty.
Unlocked 21 Jul, 2020 @ 5:35pm

Librarian's Gift

Halo 4: Complete every level of the game on Easy difficulty.
Unlocked 16 Feb, 2021 @ 3:34pm

Herald of the Reclamation

Complete all campaigns on Easy difficulty.
Unlocked 16 Feb, 2021 @ 3:34pm

King of the Crows

Halo 3: Beat the par score on Crow's Nest.
Unlocked 16 Jul, 2020 @ 5:31pm

Witch Doctor

Halo 3: Find and claim all Skulls in Halo 3.
Unlocked 29 Jul, 2020 @ 5:54pm

Skulltaker Halo 3: Blind

Halo 3: Find and claim the Blind Skull on Normal or harder.
Unlocked 16 Jul, 2020 @ 4:45pm

Skulltaker Halo 3: Grunt Birthday Party

Halo 3: Find and claim the Grunt Birthday Party Skull on Normal or harder.
Unlocked 16 Jul, 2020 @ 5:19pm

Skulltaker Halo 3: Cowbell

Halo 3: Find and claim the Cowbell Skull on Normal or harder.
Unlocked 19 Jul, 2020 @ 6:19pm

Skulltaker Halo 3: IWHBYD

Halo 3: Find and claim the IWHBYD Skull on Normal or harder.
Unlocked 29 Jul, 2020 @ 5:54pm

Assembly Skull

Halo 3: Find the hidden Skull on the Assembly multiplayer map.
Unlocked 3 Aug, 2020 @ 2:24pm

Orbital Skull

Halo 3: Find the hidden Skull on the Orbital multiplayer map.
Unlocked 3 Aug, 2020 @ 2:27pm

Sandbox Skull

Halo 3: Find the hidden Skull on the Sandbox multiplayer map.
Unlocked 3 Aug, 2020 @ 2:32pm

Citadel Skull

Halo 3: Find the hidden Skull on the Citadel multiplayer map.
Unlocked 3 Aug, 2020 @ 2:34pm

Heretic Skull

Halo 3: Find the hidden Skull on the Heretic multiplayer map.
Unlocked 3 Aug, 2020 @ 2:36pm

Longshore Skull

Halo 3: Find the hidden Skull on the Longshore multilayer map.
Unlocked 3 Aug, 2020 @ 2:39pm

Brainpan

Halo 3: Find all the hidden multiplayer Skulls.
Unlocked 3 Aug, 2020 @ 2:39pm

World Traveler

Halo 3: Complete a match on at least 8 different multiplayer maps.
Unlocked 4 Aug, 2020 @ 1:09pm

Naughty Naughty

Kill 10 Engineers.
Unlocked 14 Jun, 2020 @ 2:45am

Listener

H3: ODST: Find the 1st Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

An Ear Full

H3: ODST: Find the 2nd Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Tuned In

H3: ODST: Find the 3rd Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Do Tell

H3: ODST: Find the 4th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Hear Me Out

H3: ODST: Find the 5th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Eavesdropping

H3: ODST: Find the 6th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Auditor

H3: ODST: Find the 7th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Overheard

H3: ODST: Find the 8th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Wiretapping

H3: ODST: Find the 9th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Monitored

H3: ODST: Find the 10th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Hang Onto My Words

H3: ODST: Find the 11th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Give Heed

H3: ODST: Find the 12th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Get A Load

H3: ODST: Find the 13th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Snoop Troop

H3: ODST: Find the 14th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

All Ears

H3: ODST: Find the 15th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Ear Bender

H3: ODST: Find the 16th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Plugged In

H3: ODST: Find the 17th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Attentive

H3: ODST: Find the 18th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Watchful

H3: ODST: Find the 19th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Observant

H3: ODST: Find the 20th Audio Log.
Unlocked 25 Sep, 2020 @ 4:58pm

Scout

H3: ODST: Find the 21st Audio Log.
Unlocked 1 Oct, 2020 @ 2:24pm

Adventurer

H3: ODST: Find the 22nd Audio Log.
Unlocked 1 Oct, 2020 @ 2:25pm

Spotter

H3: ODST: Find the 23rd Audio Log.
Unlocked 1 Oct, 2020 @ 2:27pm

Considerate

H3: ODST: Find the 24th Audio Log.
Unlocked 1 Oct, 2020 @ 2:28pm

On Your Toes

H3: ODST: Find the 25th Audio Log.
Unlocked 1 Oct, 2020 @ 2:29pm

Archivist

H3: ODST: Find the 26th Audio Log.
Unlocked 1 Oct, 2020 @ 2:31pm

Your Attention Please

H3: ODST: Find the 27th Audio Log.
Unlocked 1 Oct, 2020 @ 2:45pm

Catching On

H3: ODST: Find the 28th Audio Log.
Unlocked 1 Oct, 2020 @ 2:46pm

Wisening Up

H3: ODST: Find the 29th Audio Log.
Unlocked 1 Oct, 2020 @ 2:47pm

Audiophile

H3: ODST: Find the 30th Audio Log.
Unlocked 1 Oct, 2020 @ 3:17pm

Rookie

H3: ODST: Complete every level of the game on Easy difficulty.
Unlocked 30 Sep, 2020 @ 4:09pm

Urban Warfare Badge

H3: ODST: Complete every level of the game on Normal difficulty.
Unlocked 30 Sep, 2020 @ 4:09pm

First In, Last Out

H3: ODST: Complete every level of the game on Heroic difficulty.
Unlocked 30 Sep, 2020 @ 4:09pm

Mean Streets of New Mombasa

H3: ODST: Complete every level of the game on Legendary difficulty.
Unlocked 30 Sep, 2020 @ 4:09pm

Junior Detective

H3: ODST: Find the 1st clue to unraveling the mystery.
Unlocked 24 Sep, 2020 @ 3:42pm

Investigator

H3: ODST: Find the 2nd clue to unraveling the mystery.
Unlocked 25 Sep, 2020 @ 4:58pm

Gumshoe

H3: ODST: Find the 3rd clue unraveling the mystery.
Unlocked 25 Sep, 2020 @ 4:58pm

Bloodhound

H3: ODST: Find the 4th clue unraveling the mystery.
Unlocked 25 Sep, 2020 @ 4:58pm

Private Eye

H3: ODST: Find the 5th clue unraveling the mystery.
Unlocked 26 Sep, 2020 @ 5:37pm

Secret Agent

H3: ODST: Find the 6th clue unraveling the mystery.
Unlocked 26 Sep, 2020 @ 5:37pm

Record Store Owner

H3: ODST: Find all 30 Audio Logs.
Unlocked 1 Oct, 2020 @ 3:17pm

Tayari Plaza

H3: ODST: Complete Tayari Plaza.
Unlocked 24 Sep, 2020 @ 4:00pm

Uplift Reserve

H3: ODST: Complete Uplift Reserve.
Unlocked 25 Sep, 2020 @ 4:58pm

Kizingo Boulevard

H3: ODST: Complete Kizingo Blvd.
Unlocked 25 Sep, 2020 @ 4:58pm

ONI Alpha Site

H3: ODST: Complete ONI Alpha Site.
Unlocked 25 Sep, 2020 @ 4:58pm

NMPD HQ

H3: ODST: Complete NMPD HQ.
Unlocked 26 Sep, 2020 @ 5:37pm

Kikowani Station

H3: ODST: Complete Kikowani Station.
Unlocked 26 Sep, 2020 @ 5:37pm

Data Hive

H3: ODST: Complete Data Hive.
Unlocked 30 Sep, 2020 @ 3:41pm

Coastal Highway

H3: ODST: Complete Coastal Highway.
Unlocked 30 Sep, 2020 @ 4:09pm

A Pleasant Trip

H3: ODST: Beat the par time on ONI Alpha Site.
Unlocked 25 Sep, 2020 @ 4:58pm

First Stop: Anywhere But Here!

H3: ODST: Beat the par time on NMPD HQ.
Unlocked 26 Sep, 2020 @ 5:37pm

Double Time!

H3: ODST: Beat the par time on Coastal Highway.
Unlocked 30 Sep, 2020 @ 4:09pm

Survey Says...

H3: ODST: Beat the par score on Tayari Plaza.
Unlocked 25 Sep, 2020 @ 4:58pm

Don't Strain Your Metaphors

H3: ODST: Beat the par score on Uplift Reserve.
Unlocked 25 Sep, 2020 @ 4:58pm

Son of a Gun

H3: ODST: Beat the par score on Kizingo Blvd.
Unlocked 25 Sep, 2020 @ 4:58pm

I Love My Job

H3: ODST: Beat the par score on ONI Alpha Site.
Unlocked 25 Sep, 2020 @ 4:58pm

Pour It On

H3: ODST: Beat the par score on NMPD HQ.
Unlocked 26 Sep, 2020 @ 5:37pm

Magic Touch

H3: ODST: Beat the par score on Data Hive.
Unlocked 30 Sep, 2020 @ 3:41pm

This Oliphant Has No Brakes

H3: ODST: Beat the par score on Coastal Highway.
Unlocked 30 Sep, 2020 @ 4:09pm

Nagato Makes Moving Easy

H3: ODST: Complete all Halo 3: ODST Legendary campaign missions in under 3 hours.
Unlocked 30 Sep, 2020 @ 4:13pm

One Got Away

H3: ODST: View the missing link.
Unlocked 1 Oct, 2020 @ 4:03pm

Like a Broken Record

H3: ODST: Find a legendary hidden music cue.
Unlocked 1 Oct, 2020 @ 8:11pm

Vandalized

H3: ODST: Face it.
Unlocked 26 Sep, 2020 @ 6:29pm

Saturday Morning Cartoon

H3: ODST: Is there a toy inside?
Unlocked 26 Sep, 2020 @ 5:53pm

Classic

H3: ODST: Finish any level solo on Legendary, with no shots fired or grenades thrown.
Unlocked 26 Sep, 2020 @ 6:10pm

Catch 'Em Napping

H3: ODST: Kill 5 sleeping Grunts on Mombasa Streets.
Unlocked 26 Sep, 2020 @ 5:37pm

Strong, Silent Type

H3: ODST: Assassinate 3 Brutes in a row on Data Hive.
Unlocked 1 Oct, 2020 @ 8:18pm

Bip! Bap! BAM!

H3: ODST: Earn a Triple Kill medal with the pistol on any level.
Unlocked 24 Sep, 2020 @ 3:45pm

Pineapple Express

H3: ODST: Kill 4 enemies with a single plasma or frag grenade.
Unlocked 1 Oct, 2020 @ 2:34pm

Fowl Hunt

H3: ODST: Kill 3 Jetpack Brutes with a shotgun on Oni Alpha Site.
Unlocked 1 Oct, 2020 @ 7:59pm

Firefly

H3: ODST: Kill a Drone with a flame grenade on Data Hive.
Unlocked 30 Sep, 2020 @ 3:20pm

"BLAM" Said The Lady!

H3: ODST: Swap Dare's pistol for a Rocket Launcher on Coastal Highway.
Unlocked 30 Sep, 2020 @ 4:02pm

One Way Ride

H3: ODST: Complete any level without using a health pack on Heroic or Legendary.
Unlocked 25 Sep, 2020 @ 4:58pm

Just Sayin...I Ain't Dead

H3: ODST: Complete any level without dying on Heroic or Legendary.
Unlocked 1 Oct, 2020 @ 2:43pm

Deference of Darkness

H3: ODST: Complete any level without activating VISR mode.
Unlocked 25 Sep, 2020 @ 4:58pm

Shoot and Scoot

H3: ODST: Complete NMPD HQ without firing the Sniper Rifle on Heroic or Legendary.
Unlocked 26 Sep, 2020 @ 6:45pm

Fast and Low

H3: ODST: Splatter 7 enemies with a Banshee on Kikowani Station.
Unlocked 1 Oct, 2020 @ 2:52pm

Shiny...

H3: ODST: Pilot a Banshee on Kizingo Boulevard.
Unlocked 28 Sep, 2020 @ 7:37am

Bits and Pieces

H3: ODST: Destroy 5 Phantoms on NMPD HQ.
Unlocked 26 Sep, 2020 @ 6:42pm

What About Those Tanks?

H3: ODST: Destroy 7 Wraiths on Oni Alpha Site.
Unlocked 1 Oct, 2020 @ 1:57pm

Two Places, Same Time

H3: ODST: I've got my eye on you, Marine.
Unlocked 24 Sep, 2020 @ 3:48pm

Xenophobia

H3: ODST: Complete any level without using Covenant weapons.
Unlocked 24 Sep, 2020 @ 3:42pm

We're Just Getting Started

Halo: Reach: Complete Winter Contingency.
Unlocked 6 Dec, 2019 @ 1:35pm

No Picnic

Halo: Reach: Observe a grizzly scene on New Alexandria.
Unlocked 16 Dec, 2019 @ 7:49am

Protocol Dictates Action

Halo: Reach: Complete ONI: Sword Base.
Unlocked 6 Dec, 2019 @ 2:03pm

I Need A Weapon

Halo: Reach: Complete Nightfall.
Unlocked 6 Dec, 2019 @ 2:36pm

To War

Halo: Reach: Complete Tip of the Spear.
Unlocked 6 Dec, 2019 @ 6:03pm

You Flew Pretty Good

Halo: Reach: Complete Long Night of Solace.
Unlocked 6 Dec, 2019 @ 6:46pm

Into The Howling Dark

Halo: Reach: Complete Exodus.
Unlocked 6 Dec, 2019 @ 7:27pm

Dust And Echoes

Halo: Reach: Complete New Alexandria.
Unlocked 13 Dec, 2019 @ 10:43am

This Is Not Your Grave

Halo: Reach: Complete The Package.
Unlocked 13 Dec, 2019 @ 11:57am

Send Me Out... With A Bang

Halo: Reach: Complete The Pillar of Autumn.
Unlocked 13 Dec, 2019 @ 6:58pm

Welcome to Reach

Halo: Reach: Complete every level of the game on Easy difficulty.
Unlocked 13 Dec, 2019 @ 6:58pm

The Soldier We Need You To Be

Halo: Reach: Complete every level of the game on Normal difficulty.
Unlocked 13 Dec, 2019 @ 6:58pm

Folks Need Heroes…

Halo: Reach: Complete every level of the game on Heroic difficulty.
Unlocked 13 Dec, 2019 @ 6:58pm

Gods Must Be Strong

Halo: Reach: Complete every level of the game on Legendary difficulty.
Unlocked 13 Dec, 2019 @ 6:58pm

A Monument To All Your Sins

Halo: Reach: Complete every level of the game on Legendary difficulty, by yourself.
Unlocked 16 Dec, 2019 @ 5:23pm

Ice In Your Veins

Halo: Reach: Beat the par score on Winter Contingency.
Unlocked 6 Dec, 2019 @ 1:35pm

Still Sharp

Halo: Reach: Beat the par score on ONI: Sword Base.
Unlocked 6 Dec, 2019 @ 2:03pm

Moon's Out, Goons Out

Halo: Reach: Beat the par score on Nightfall.
Unlocked 6 Dec, 2019 @ 2:36pm

Insomnia

Halo: Reach: Beat the par score on Long Night of Solace.
Unlocked 6 Dec, 2019 @ 6:46pm

Nine Lives Are a Myth

Halo: Reach: Beat the par score on New Alexandria.
Unlocked 13 Dec, 2019 @ 10:43am

Precious Cargo

Halo: Reach: Beat the par score on The Pillar of Autumn.
Unlocked 13 Dec, 2019 @ 6:58pm

T'vaoan Terminator

Halo: Reach: Kill 100 Skirmishers.
Unlocked 15 Dec, 2019 @ 7:21pm

Keep It Clean

Halo: Reach: Kill 7 Moa during Winter Contingency.
Unlocked 15 Dec, 2019 @ 1:52pm

They've Always Been Faster

Halo: Reach: Clear Winter Contingency without setting foot in a drivable vehicle.
Unlocked 17 Dec, 2019 @ 6:37pm

Wake Up Buttercup

Halo: Reach: Destroy the Corvette's engines & escort in under 3 minutes during Long Night of Solace
Unlocked 6 Dec, 2019 @ 6:26pm

Two Corpses In One Grave

Halo: Reach: Kill 2 vehicles at once with the Target Locator during ONI: Sword Base.
Unlocked 26 May, 2020 @ 3:49pm

Your Heresy Will Stay Your Feet

Halo: Reach: Kill the Elite Zealot before he can escape during Tip of the Spear.
Unlocked 6 Dec, 2019 @ 5:32pm

I Didn't Train To Be A Pilot

Halo: Reach: Kill 3 of the anti-aircraft batteries during New Alexandria.
Unlocked 13 Dec, 2019 @ 9:32am

Tank Beats Everything

Halo: Reach: Finish The Package on Legendary with the Scorpion intact.
Unlocked 13 Dec, 2019 @ 11:27am

Swift and Shallow

Halo: Reach: Hijack a Banshee during the Reach Campaign.
Unlocked 6 Dec, 2019 @ 5:57pm

HBOrg Special

Halo: Reach: Party with the DJ Brute.
Unlocked 13 Dec, 2019 @ 9:58am

Play Us a Sad Song, Claude

Halo: Reach: Listen to a hidden music cue.
Unlocked 16 Dec, 2019 @ 9:55am

We're Gonna Need a Bigger Ship

Halo: Reach: Fly both the Pelican and Phantom on New Alexandria.
Unlocked 13 Dec, 2019 @ 10:27am

Front Page News

Halo: Reach: Find me in the club.
Unlocked 13 Dec, 2019 @ 9:58am

The Humble Beginnings of Wiljax Brantley

Halo: Reach: Now that's a value meal.
Unlocked 6 Dec, 2019 @ 6:52pm

Did You Major in Marine Bio?

Halo: Reach: Encounter the hidden marines on Exodus.
Unlocked 16 Dec, 2019 @ 8:55am

Fly, You Fools!

Halo: Reach: Find the hidden Banshees on The Package.
Unlocked 13 Dec, 2019 @ 10:53am

Hey, You Dropped This

Halo: Reach: Find Data Pad on 1 Winter Contingency
Unlocked 15 Dec, 2019 @ 1:54pm

Read Halsey's Journal

Halo: Reach: Find Data Pad 2 on ONI: Sword Base
Unlocked 15 Dec, 2019 @ 6:18pm

Meeting of the (Artificial) Minds

Halo: Reach: Find Data Pad 3 on Nightfall
Unlocked 15 Dec, 2019 @ 6:22pm

Rampant Speculation

Halo: Reach: Find Data Pad 4 on Tip Of The Spear
Unlocked 15 Dec, 2019 @ 7:35pm

Minority Report

Halo: Reach: Find Data Pad 5 on Long Night Of Solace
Unlocked 15 Dec, 2019 @ 8:09pm

Info Dump

Halo: Reach: Find Data Pad 6 on Exodus
Unlocked 16 Dec, 2019 @ 4:10pm

Paper Trail

Halo: Reach: Find Data Pad 7 on New Alexandria
Unlocked 13 Dec, 2019 @ 9:56am

Terminal Conditions

Halo: Reach: Find Data Pad 8 on The Package
Unlocked 13 Dec, 2019 @ 11:34am

Digital Destinies

Halo: Reach: Find Data Pad 9 on The Pillar Of Autumn
Unlocked 13 Dec, 2019 @ 6:34pm

Unreliable Narrator

Halo: Reach: Find Data Pad 10 on Winter Contingency on Legendary difficulty
Unlocked 15 Dec, 2019 @ 1:41pm

What Does It All Mean?

Halo: Reach: Find Data Pad 11 on ONI: Sword Base on Legendary difficulty
Unlocked 15 Dec, 2019 @ 5:08pm

Unsolved Mysteries

Halo: Reach: Find Data Pad 12 on Nightfall on Legendary difficulty
Unlocked 15 Dec, 2019 @ 6:54pm

Meddling and Madness

Halo: Reach: Find Data Pad 13 on Tip Of The Spear on Legendary difficulty
Unlocked 15 Dec, 2019 @ 7:37pm

The Answer is Simple

Halo: Reach: Find Data Pad 14 on Long Night Of Solace on Legendary Difficulty
Unlocked 15 Dec, 2019 @ 8:12pm

Of Patience and Partiality

Halo: Reach: Find Data Pad 15 on Exodus on Legendary difficulty
Unlocked 16 Dec, 2019 @ 8:24am

Curious Composition

Halo: Reach: Find Data Pad 16 on New Alexandria on Legendary difficulty
Unlocked 13 Dec, 2019 @ 9:52am

Silent Shepherds

Halo: Reach: Find Data Pad 17 on The Package on Legendary difficulty
Unlocked 13 Dec, 2019 @ 11:52am

Assembled the Majority

Halo: Reach: Find Data Pad 18 on The Pillar Of Autumn on Legendary difficulty
Unlocked 13 Dec, 2019 @ 6:32pm

Yes No You Decide

Halo: Reach: Find Data Pad 19 on Lone Wolf on Legendary difficulty
Unlocked 13 Dec, 2019 @ 7:03pm

Canonical Conundrum

Halo: Reach: Find all Data Pads.
Unlocked 16 Dec, 2019 @ 4:10pm

Remember Reach

Halo: Reach: Play a game of Halo: Reach on the 14th of any month.
Unlocked 13 Dec, 2019 @ 6:04pm

Enemies Everywhere!

Halo: Reach: Complete a Firefight set on Normal or Harder.
Unlocked 13 Dec, 2019 @ 12:40pm

Clear and Present Danger

Halo: Reach: Pad on the run.
Unlocked 15 Dec, 2019 @ 1:41pm

What About Bob?

Halo: Reach: Find and eliminate one of the hidden Ranger Commander Elites.
Unlocked 15 Dec, 2019 @ 1:54pm

Jorge Can't Have All the Big Guns

Halo: Reach: Use a Pelican turret.
Unlocked 16 Dec, 2019 @ 7:32am

I'm Sorry, Dave

Halo: Reach: Find the hidden binary signature.
Unlocked 6 Dec, 2019 @ 1:15pm

Workers' Compensation

Halo: Reach: Splatter an enemy using the forklift.
Unlocked 14 Dec, 2019 @ 1:14pm

Requiescat in Pace

Halo: Reach: Complete 10 assassinations on enemy players.
Unlocked 27 May, 2020 @ 4:28pm

Run and Gunned

Halo: Reach: Headshot 10 enemies while they are sprinting.
Unlocked 29 Dec, 2019 @ 3:37pm

Classic Completion

Halo: Reach: Complete Exodus without using any armor abilities.
Unlocked 18 Jun, 2020 @ 3:23pm

Confused Callouts

Halo: Reach: Trigger a humorous callout on your HUD's position indicator.
Unlocked 14 Dec, 2019 @ 3:06pm

Collection Eligibility Confirmed

Halo: Reach: See, he IS in the game!
Unlocked 16 Dec, 2019 @ 12:12pm

Mind the Skill Gap

Halo: Reach: Observe the logo of a buttoned-up mining company.
Unlocked 6 Dec, 2019 @ 5:29pm

Easy to Overlook

Halo: Reach: Access hidden UNSC radio chatter.
Unlocked 14 Dec, 2019 @ 2:13pm

New Ways to Save a Buck

Halo: Reach: Hear a familiar voice on New Alexandria.
Unlocked 16 Dec, 2019 @ 9:28am



Life Story

Complete the Master Chief Saga playlist.

Checkmate

Kill 100 Watchers.

I Was Wondering What Would Break First

Kill 100 Knights.

Pest Control

Kill 100 Crawlers.

Thanks A Killion

Kill 20,000 enemies or players.

Mystery Achievement

Inscrutable. Mysterious.

Forged in Fire

Win 100 multiplayer games.

Sample Plate

Complete three cross-game playlists.

I Dabble in Slaying

Complete one cross-game playlist.

Lore Master

Activate all terminals.

LASO Master

Complete each individual game specific LASO playlist for every Halo game.

Didn't Like This Ship Anyways

Halo CE: Beat the par time on The Pillar of Autumn.

Flyover Country

Halo CE: Beat the par time on Halo.

You Can't Handle the Truth

Halo CE: Beat the par time on The Truth and Reconciliation.

Hit The Beach

Halo CE: Beat the par time on The Silent Cartographer.

Would It've Killed You To Take The Elevator

Halo CE: Beat the par time on Assault on the Control Room.

Lightning in a Bottle

Halo CE: Beat the par time on 343 Guilty Spark.

TLDR

Halo CE: Beat the par time on The Library.

Whistle Stop Tour

Halo CE: Beat the par time on Two Betrayals.

Scurty Bump

Halo CE: Beat the par time on Keyes.

All You Can Eat

Halo CE: Beat the par time on The Maw.

Did Somebody Say...

Halo CE: Beat par time on all Halo: CE levels.

Charted

Halo CE: Beat the par score on The Silent Cartographer.

Headstrong

Halo CE: Beat the par score on Keyes.

Overachiever

Halo CE: Beat the par score on all Halo: CE levels.

Arrival

Halo CE: Activate Terminal 1 on The Pillar of Autumn.

Bearly Contained

Halo CE: Activate Terminal 6 on 343 Guilty Spark.

Quis custodiet ipsos custodes?

Halo CE: Activate Terminal 7 on The Library.

Memories

Halo CE: Activate Terminal 8 on Two Betrayals.

Kilotons of Fun

Halo CE: Activate Terminal 10 on The Maw.

Dear Diary...

Halo CE: Activate all Halo: CE Terminals.

Skulltaker Halo: CE: Iron

Halo CE: Find and claim the Iron skull in remastered mode.

Skulltaker Halo: CE: Mythic

Halo CE: Find and claim the Mythic skull in remastered mode.

Skulltaker Halo: CE: Boom

Halo CE: Find and claim the Boom skull in remastered mode.

Skulltaker Halo: CE: Foreign

Halo CE: Find and claim the Foreign skull in remastered mode.

Skulltaker Halo: CE: Famine

Halo CE: Find and claim the Famine skull in remastered mode.

Skulltaker Halo: CE: Bandana

Halo CE: Find and claim the Bandanna skull in remastered mode.

Skulltaker Halo: CE: Fog

Halo CE: Find and claim the Fog skull in remastered mode.

Skulltaker Halo: CE: Malfunction

Halo CE: Find and claim the Malfunction skull in remastered mode.

Skulltaker Halo: CE: Recession

Halo CE: Find and claim the Recession skull in remastered mode.

Skulltaker Halo: CE: Black Eye

Halo CE: Find and claim the Black Eye skull in remastered mode.

Skulltaker Halo: CE: Pinata

Halo CE: Find and claim the Pinata skull in remastered mode.

Skulltaker Halo: CE: Grunt Birthday Party

Halo CE: Find and claim the Grunt Birthday Party skull in remastered mode.

Headhunter

Halo CE: Find and claim all Skulls in Halo: CE.

Overshields are for Sissies

Halo CE: Complete the level The Pillar of Autumn on Legendary without picking up an overshield.

Walk It Off

Halo CE: Complete The Pillar of Autumn on Legendary without picking up a health kit.

How Pedestrian

Halo CE: Complete Halo without entering a vehicle.

That Just Happened

Halo CE: Complete The Library on Heroic or Legendary difficulty without dying.

Look Out for the Little Guys

Halo CE: Complete Two Betrayals on Legendary difficulty without killing any Grunts.

Leave It Where It Lay

Halo CE: Complete Two Betrayals on Legendary difficulty without picking up a new weapon.

Tying Up Loose Ends

Halo CE: Kill every Elite on the level Keyes on Heroic or Legendary difficulty.

A Fine Choice

Halo CE: Complete a Halo: CE playlist.

Excellent Taste

Halo CE: Complete three Halo: CE playlists.

Like a Fine Wine

Halo CE: Complete the Halo: CE LASO Campaign playlist.

Madrigal Debut

Halo CE: Trigger a hidden music cue in Halo: CE.

No Smoking

Halo CE: Disapprovingly look at Captain Keyes' abandoned pipe.

T-Rex

Halo CE: Find the hidden Rex sign on The Maw.

Thirsty Grunt

Halo CE: Listen to the Thirsty Grunt talk about his eating habits.

Megg

Halo CE: It's a sign.

Get Me Out of Here!

Halo CE: Ride in a Pelican for several seconds on the level 343 Guilty Spark.

Feet Firmly Planted

Halo CE: Complete a level without jumping.

Before and After

Halo CE: Complete every level of the game having seen it in both classic and remastered mode.

A Day To Remember

Halo CE: Play Halo: CE on the 15th of any month.

Goat Roped

Halo CE: Halo CE: Complete all Halo: CE Legendary campaign missions in under 3 hours.

Don't Hangar Around

Halo 2: Beat the par time on Cairo Station.

Rooftop Runner

Halo 2: Beat the par time on Outskirts.

Speeding Ticket

Halo 2: Beat the par time on Metropolis.

YOLO Strats

Halo 2: Beat the par time on The Arbiter.

Reed the Strategy

Halo 2: Beat the par time on The Oracle.

So You Don't Want the Tank?

Halo 2: Beat the par time on Delta Halo.

I Regret Nothing

Halo 2: Beat the par time on Regret.

Terminal Velocity

Halo 2: Beat the par time on Sacred Icon.

Hot Zone

Halo 2: Beat the par time on Quarantine Zone.

Force of Will

Halo 2: Beat the par time on Gravemind.

No Man's Land

Halo 2: Beat the par time on Uprising.

Feeling Charitable

Halo 2: Beat the par time on High Charity.

Are We There Yet?

Halo 2: Beat the par time on The Great Journey.

Going Nowhere Fast

Halo 2: Beat par time on all Halo 2 levels.

Bomb Squad

Halo 2: Beat the par score on Cairo Station.

Objective Secured

Halo 2: Beat the par score on Outskirts.

Guided Tour

Halo 2: Beat the par score on Sacred Icon.

Official Business

Halo 2: Beat the par score on Gravemind.

The Hype Is Real

Halo 2: Beat the par score on Uprising.

Scorched Earth

Halo 2: Beat the par score on High Charity.

Arcade Owner

Halo 2: Beat the par score on every Halo 2 level.

Curious

Halo 2: Activate Terminal 1 on Cairo Station.

Inquisitive

Halo 2: Activate Terminal 2 on Outskirts.

Examiner

Halo 2: Activate Terminal 3 on Metropolis.

Inspector

Halo 2: Activate Terminal 4 on The Arbiter.

Determined

Halo 2: Activate Terminal 8 on Sacred Icon.

Delighted

Halo 2: Activate Terminal 9 on Quarantine Zone.

Obsessed

Halo 2: Activate Terminal 13 on The Great Journey.

Walking Encyclopedia

Halo 2: Activate all Halo 2 Terminals.

Skulltaker Halo 2: Thunderstorm

Halo 2: Find and claim the Thunderstorm Skull on Legendary.

Skulltaker Halo 2: Blind

Halo 2: Find and claim the Blind Skull.

Skulltaker Halo 2: IWHBYD

Halo 2: Find and claim the IWHBYD Skull on Legendary.

Skulltaker Halo 2: Catch

Halo 2: Find and claim the Catch Skull on Legendary.

Skulltaker Halo 2: Grunt Birthday Party

Halo 2: Find and claim the Grunt Birthday Party Skull on Legendary.

Skulltaker Halo 2: Famine

Halo 2: Find and claim the Famine Skull on Legendary.

Skulltaker Halo 2: Envy

Halo 2: Find and claim the Envy Skull on Legendary.

Skulltaker Halo 2: Assassins

Halo 2: Find and claim the Assassins Skull on Legendary.

Skulltaker Halo 2: Mythic

Halo 2: Find and claim the Mythic Skull on Legendary.

Skulltaker Halo 2: Sputnik

Halo 2: Find and claim the Sputnik Skull on Legendary.

Skulltaker Halo 2: Anger

Halo 2: Find and claim the Anger Skull on Legendary.

Skulltaker Halo 2: Ghost

Halo 2: Find and claim the Ghost Skull on Legendary.

Trophy Collector

Halo 2: Find and claim all Skulls in Halo 2.

And So It Begins...

Halo 2: Collect the Master Chief toy in Delta Halo.

Regrettable Turn of Events

Halo 2: Collect the Prophet of Regret toy in Regret.

The Will of the Prophets

Halo 2: Collect the Arbiter toy in Sacred Icon.

Chieftain of the Brutes

Halo 2: Collect the Tartarus toy in Quarantine Zone.

Don't Make a Girl a Promise

Halo 2: Collect the Cortana toy in Gravemind.

My Work is Done

Halo 2: Collect the Librarian toy in Uprising.

I Like Crazy

Halo 2: Collect the Rampant Cortana toy in High Charity.

Pyrrhic Solution

Halo 2: Collect the Didact toy in The Great Journey.

Toybox

Halo 2: Collect all eight Halo toys.

Seconds

Halo 2: Complete a Halo 2 playlist.

Connoisseur

Halo 2: Complete three Halo 2 playlists.

Betcha can't stick it...

Halo 2: Stick a Plasma Grenade to a Stealth Elite on Outskirts.

Cowardly Grunt

Halo 2: Listen to the Cowardly Grunt's woes.

Siege of Ivory Tower

Halo 2: Listen to a hidden music cue in Halo 2.

Rex Sword

Halo 2: Grab the energy sword on the level Outskirts.

10 Minutes Too Early

Halo 2: In The Oracle, find the holo-drone before the Heretic Leader activates it.

HI BEN

Halo 2: Oh, hi!

Animal Habitat

Halo 2: Spot the hippo on the walls of Headlong in classic multiplayer.

Sid Graffiti

Halo 2: Spot the Sid graffiti on the walls of Coagulation in classic multiplayer.

E E E

Halo 2: View both signs in the level Metropolis.

Why So Serious

Halo 2: View the smiling face in the classic multiplayer map Coagulation.

Why Am I Here?

Halo 2: View this hidden message on the classic Beaver Creek map.

GOOOAAAAALLLL!

Halo 2: Shoot the soccer ball in the level Metropolis.

Needs More Whammy Bar

Halo 2: Complete the level Regret with the Prophet Birthday Skull activated.

Like Peanut Butter and Chocolate

Halo 2: Complete a level in co-op on Heroic or Legendary with the Masterblaster Skull active.

Starved For Shields

Halo 2: Complete a level with only the Streaking Skull active on Heroic or Legendary.

Commuter

Halo 2: Complete Metropolis without entering a vehicle on Heroic or Legendary.

He Never Gets Me Anything

Halo 2: Complete Delta Halo without entering a vehicle on Heroic or Legendary.

Scarab Lord

Halo 2: Acquire the Scarab Gun.

Silent but Deadly

Halo 2: Kill 7 opponents from behind in a row without being spotted.

Demon

Halo 2: Complete any campaign level without dying on Normal or harder.

Grand Theft Halo

Halo 2A MP: In one match, steal a total of 5 occupied vehicles from opponents.

Tour of Duty

Halo 2A MP: Complete a game in every one of the 6 updated Anniversary MP maps.

Double Down

Halo 2A MP: In Anniversary multiplayer, receive 2 or more Double Kill medals.

Warden

Halo 2 MP: In Classic or Anniversary matchmaking, stop the killing spree of another player.

Blown Out of the Sky

Halo 2A MP: Blow up the Banshee or Hornet in flight while piloted, with the Rocket Launcher.

Decorated Warrior

Halo 2A MP: Get awarded at least 10 different medals in one multiplayer game.

Ninja Redux

Halo 2A MP: Kill 5 people with melee from behind in Anniversary matchmaking.

Flaming Ninja Anniversary

Halo 2A MP: Kill an opponent that has the Ninja Redux achievement in Anniversary matchmaking.

Legend Slayer

Halo 2A MP: Kill an opponent that has the Legendary Anniversary achievement.

Back At It

Halo 2: Play a game of Halo 2 Anniversary on the 9th of any month.

Back for More

Halo 2: Complete the LASO campaign playlist.

Monopolized

Halo 2: Complete all Halo 2 Legendary campaign missions in under 3 hours.

Waypoint

Halo 3: Beat the par time on The Ark.

Scarab Slide

Halo 3: Beat the par time on The Covenant.

Speed Demon

Halo 3: Beat the par time on all Halo 3 levels.

Rising Waters

Halo 3: Activate Terminal 1 on The Ark.

Inundation

Halo 3: Activate Terminal 2 on The Ark.

Before the Fire

Halo 3: Activate Terminal 3 on The Ark.

Tipping Point

Halo 3: Activate Terminal 4 on The Covenant.

Unto Dust

Halo 3: Activate Terminal 5 on The Covenant.

Babbling Dead

Halo 3: Activate Terminal 6 on The Covenant.

Sword and Shield

Halo 3: Activate Terminal 7 on Halo.

Whispers Across the Galaxy

Halo 3: View the communique from Mendicant Bias.

Begins with a Single Step

Halo 3: On Tsavo Highway, complete the level without entering a vehicle.

Who Needs Them?

Halo 3: On The Ark, complete the level without entering a vehicle on Legendary.

Annual

Halo 3: Complete Halo on 4-player Legendary co-op, with Iron Skull, and everyone in Ghosts.

Heading to his Destiny

Halo 3: Destined for greatness.

Milk Carton

Halo 3: Find the poster of the missing man.

Elder Signs

Halo 3: View 2 different sigils on Valhalla.

Third Time's A Charm

Halo 3: Play a game of Halo 3 on the 25th of any month.

Devastating

Halo 3: Complete all Halo 3 Legendary campaign missions in under 3 hours.

Interloper

Halo 4: Beat the par time on Requiem.

Raging in the Dark

Halo 4: Beat the par time on Forerunner.

Ouroboros

Halo 4: Beat the par time on Infinity.

Gimme That

Halo 4: Beat the par time on Reclaimer.

Shut. Down. Everything.

Halo 4: Beat the par time on Shutdown.

Symphony of Pain

Halo 4: Beat the par time on Composer.

Countdown

Halo 4: Beat the par time on Midnight.

Easy As One Two Three

Halo 4: Beat the par time on all Halo 4 levels.

War

Halo 4: Activate Terminal 1 on Requiem.

Lord of Admirals

Halo 4: Activate Terminal 2 on Forerunner.

Charum Hakkor

Halo 4: Activate Terminal 3 on Infinity.

Flood

Halo 4: Activate Terminal 4 on Reclaimer.

Knights

Halo 4: Activate Terminal 5 on Shutdown.

Justice

Halo 4: Activate Terminal 6 on Composer.

Cryptum

Halo 4: Activate Terminal 7 on Midnight.

Terminus

Halo 4: Activate all Halo 4 Terminals.

Lone Wolf Legend

Halo 4: Complete every level of the game on Legendary difficulty, by yourself.

This is my Rifle, This is my Gun

Halo 4: Carry a UNSC weapon all the way through Forerunner on Heroic or Legendary.

Bros to the Close

Halo 4: Complete Infinity without one preventable Marine death on Heroic or Legendary.

Explore the Floor

Halo 4: Trick or force a Hunter to fall to its demise on Shutdown on Heroic or Legendary.

Give Him the Stick

Halo 4: Take out both Hunters using only the Sticky Detonator on Composer.

Chief, Smash!

Halo 4: Kill 3 Crawlers in one hit with the Gravity Hammer on Midnight.

You're No Chips

Halo 4: What do Marines know about sticks?

A Long Time Ago

Halo 4: Play a game of Halo 4 on the 6th of any month.

You're Joking

Halo 4: Complete all Halo 4 Legendary campaign missions in under 3 hours.

He's Running a Marathon...

Halo 2: Spot the developer in the opening cutscene of Gravemind on Legendary in Classic Mode.

Destination Vacation

Halo 2: View one of the seasonal signs on Zanzibar in classic multiplayer.

Tighten Up The Graphics

Halo 2: Complete every level of Halo 2 having seen it in both classic and remastered mode.

Mind the Gap

Halo 3: 4 vehicles, 1 gap on Legendary using Cowbell, Catch, Thunderstorm, Mythic, and Tough Luck.

Back In The Day

Halo CE: Play a CTF custom game on Blood Gulch with 4 players. Tri-tip optional.

Pacifist

Halo CE: Finish The Silent Cartographer without shooting, grenades, melee, dying or restarting.

Wraith Hunter

Halo CE: Destroy four Wraith tanks in Assault on the Control Room with the Scorpion tank.

Close Quarters Combat

Halo CE: Complete The Truth and Reconciliation with at least four rounds left in your Sniper Rifle.

This Side Up

Halo CE: Complete the Warthog ride of The Maw without being forcibly ejected from your vehicle.

Mortardom

Halo 4: On Reclaimer, use a Wraith to kill at least four enemy Wraiths on Heroic or Legendary.

All According to Plan...

Halo CE: Kill the first group of enemies on The Truth and Reconciliation without being detected.

Beachhead

Halo CE: Storm The Silent Cartographer beach with no Marine casualties on Heroic or Legendary.

The Return of Megg

Halo 2: She's not picking up.

No-Fly Zone

Halo CE: Destroy three of the four Banshees on Halo during a single play-through.

Digging up the Past

Halo 4: Access the Master Chief's records on Dawn.

Eminent Domain

Halo 2A MP: In Territories, control any 3 Territories simultaneously for 30 seconds.

Game Master

Created and saved 5 Custom Game types.

Gate Your Thirst!

Halo 2A MP: Found and destroyed the BLAST soda can on Stonetown.

High Altitude Thirst!

Halo 2A MP: Found and destroyed the BLAST soda can on Zenith.

Invaders Repelled

Halo 2A MP: In King of the Hill, kill 5 opponents within your controlled hill.

Master Forger

Created and saved 5 Custom Maps in Forge.

Power Play

Halo 2A MP: On Warlord, get 5 active camouflage power ups in a single game.

Put Up Your Dukes

Halo 2A MP: Get 25 melee kills in multiplayer.

Red vs. Blue

Halo 2A MP: Win 10 matches on Bloodline in multiplayer.

Rule Your Thirst!

Halo 2A MP: Found and destroyed the BLAST soda can on Warlord.

Shields Up!

Halo 2A MP: On Zenith, personally activate the center energy shield 3 times in one matchmade game.

Shook the Hornet's Nest

Halo 2A MP: Get 30 kills with the Hornet in multiplayer.

Skeet Shooter

Halo 2A MP: Killed 15 opponents that were airborne from a Man Cannon.

Stayin' Alive

Halo 2A MP: In Juggernaut, survive as the Juggernaut for 30 seconds.

The Goose is Loose

Halo 2A MP: Get 25 kills with the Gungoose in multiplayer.

Thirst Locked Down!

Halo 2A MP: Found and destroyed the BLAST soda can on Lockdown.

Top Gungoose

Halo 2A MP: Get a kill with the Gungoose while airborne.

BLASTacular!

Halo 2A MP: Destroyed all the Halo 2 Anniversary Multiplayer BLAST soda cans.

Bloody Thirsty!

Halo 2A MP: Found and destroyed the BLAST soda can on Bloodline.

Bombing Run

Halo 2A MP: In Assault, take, plant, and score from the bomb spawn without dying or dropping it.

Cold as Ice

Halo 2A MP: On Lockdown, kill an opponent with the hanging ice.

Cold Fusion

Halo 2A MP: Kill an opponent by detonating a Fusion Coil.

Counter-Sniped

Halo 2A MP: With a Sniper Rifle or Beam Rifle kill an enemy that was zoomed in.

Triple Threat

Halo 2A MP: In Ricochet, pass once, score once, and kill at least one enemy in the same match.

Wetwork

Halo 2A MP: On Shrine in CTF, activate the enemy base waterfall and, before it stops, grab the flag.

Worship Your Thirst!

Halo 2A MP: Found and destroyed the BLAST soda can on Shrine.

Zealot

Halo 2A MP: In Anniversary matchmaking, win 10 games as an Elite.

A Preference for Pain

Halo 3: Complete the Halo 3 LASO Campaign playlist.

Aficiando

Halo 3: Complete three Halo 3 playlists.

Naked Tyrant

Halo 4: Complete the Halo 4 LASO Campaign playlist.

Devotee

Halo 4: Complete three Halo 4 playlists.

Throne of Bones

Find and claim all the campaign skulls in Halo:CE, Halo 2, and Halo 3.

Chest of Gold

Halo 4: Complete a Halo 4 playlist.

In It To Win It

Win 200 multiplayer games.

Sharpshooter

Win 150 multiplayer games.

Battle Hardened

Win 250 multiplayer games.

Thermopylae

Win 300 multiplayer games.

Can't Get Enough

Complete 300 missions or multiplayer games.

Striking Fear in Their Hearts

Win 350 multiplayer games.

Committed

Complete 350 missions or multiplayer games.

Steady Aim

Win 400 multiplayer games.

Big Time Gamer

Complete 400 missions or multiplayer games.

Quick Trigger Finger

Win 450 multiplayer games.

Long Time Fan

Complete 450 missions or multiplayer games.

Multiplayer Champion

Win 500 multiplayer games.

The Long Haul

Complete 500 missions or multiplayer games.

Wyrmslayer

Kill 250 Hunters.

Remove the Bishops From the Board

Kill 1000 Watchers.

Knightbane

Kill 1000 Knights.

Dogcatcher

Kill 1000 Crawlers.

No Stone Unturned

Halo 3: Activate all Halo 3 Terminals.

MVP

Halo 2A MP: Finished as the top player on the winning team in a matchmade game.

Operation Completion

Halo 4: Complete a Spartan Ops mission.

Departure

Halo 4: Complete all chapters in Spartan Ops Episode 1.

Artifact

Halo 4: Complete all chapters in Spartan Ops Episode 2.

Catherine

Halo 4: Complete all chapters in Spartan Ops Episode 3.

Didact's Hand

Halo 4: Complete all chapters in Spartan Ops Episode 4.

Memento Mori

Halo 4: Complete all chapters in Spartan Ops Episode 5.

Scattered

Halo 4: Complete all chapters in Spartan Ops Episode 6.

Invasion

Halo 4: Complete all chapters in Spartan Ops Episode 7.

Expendable

Halo 4: Complete all chapters in Spartan Ops Episode 8.

Key

Halo 4: Complete all chapters in Spartan Ops Episode 9.

Exodus

Halo 4: Complete all chapters in Spartan Ops Episode 10.

Feet First

Halo 4: Complete all Spartan Ops chapters.

Term of Enlistment

Halo 4: Complete all Spartan Ops chapters on Normal difficulty.

Hazard Pay

Halo 4: Complete all Spartan Ops chapters on Heroic difficulty.

Icarus

Halo 4: Complete all Spartan Ops chapters on Legendary difficulty.

Smooth Operator

Halo 4: Complete all Spartan Ops chapters solo on Legendary difficulty.

Roses vs Violets

Halo 4: Why are you even here?

No One Left Behind

Halo 4: Save at least one Marine on Hacksaw (Ep.2 Ch.3) of Spartan Ops on Heroic or Legendary.

Knight in White Assassination

Halo 4: Assassinate a Knight in any Spartan Ops mission.

What Power Outage?

Halo 4: Complete The Cauldron Base of Spartan Ops without losing a generator on Heroic or Legendary.

No Easy Way Out

Halo 4: Survive Spartan Miller (Ep.5 Ch.1) of Spartan Ops on Heroic or Legendary.

Nice Work Dawg!

Earn a total of 2,500 Assist medals in multiplayer.

Aim for the Head

Earn a total of 2,500 Headshot medals in multiplayer.

Dim Mak

Earn a total of 250 Beat Down medals in multiplayer.

Domination

Earn a total of 100 Legendary medals in matchmade games.

Double Trouble

Earn a total of 250 Double Kill medals in matchmade games.

Spree Master

Earn a total of 100 Killing Spree medals in matchmade games.

Catch This

Earn a total of 500 Grenade Kill or Plasma Kill medals in matchmade games.

Party Pooper

Earn a total of 250 Killjoy medals in matchmade games.

Planting A Flag

Earn a total of 250 CTF Mode Specific medals in matchmade games.

The True King

Earn a total of 250 KOTH Mode Specific medals in matchmade games.

Roadkill Rampage

Halo 2A MP: In Anniversary matchmaking, earn a total of 100 Splatter medals.

Rock and Coil Hit Back

Halo 2A MP: In Anniversary matchmaking, earn a total of 100 Environmentalist medals.

No Pain, No Gain

Complete 1 mission with the LASO playlist skulls enabled.

Airborne

Halo CE: Launch a Warthog for at least 5 seconds and have it splatter an enemy.

Sightseeing

Halo CE: Complete a match on at least 8 different classic multiplayer maps.

Checking Out Your Options

Halo CE: Complete a match on at least 4 unique game types.

Tourist

Halo 2: Complete a match on at least 8 different classic multiplayer maps.

Window Shopping

Halo 2: Complete a match on at least 4 different game types in classic multiplayer.

Just Browsing

Halo 3: Complete a match on at least 4 different game types in multiplayer.

Going International

Halo 4: Complete a match on at least 8 different multiplayer maps.

Taste Test

Halo 4: Complete a match on at least 4 different game types in multiplayer.

Well...Maybe One or Two

Kill 25 Engineers.

Bill Past Due

H3: ODST: Beat the par time on Tayari Plaza.

Floor It!

H3: ODST: Beat the par time on Uplift Reserve.

An Artist's Canvas

H3: ODST: Beat the par time on Kizingo Blvd.

Feet Don't Fail Me Now

H3: ODST: Beat the par time on Kikowani Station.

Overtaken By Events

H3: ODST: Beat the par time on Data Hive.

Can't Stop Here, This is Brute Country

H3: ODST: Beat par time on all Halo 3: ODST levels.

Squid Jackpot!

H3: ODST: Beat the par score on Kikowani Station.

The Marine Corps Gives Its Regards

H3: ODST: Beat par score on all Halo 3: ODST levels.

Déjà Vu

H3: ODST: Complete Coastal Highway on 4-player Legendary co-op, with Iron, and no 'Hog or Scorpion.

Do You Remember When We Met

H3: ODST: Play a game of Halo 3: ODST on the 22nd of any month.

Safety Not Guaranteed

H3: ODST: Complete a Halo 3: ODST LASO Campaign playlist.

Trifecta

H3: ODST: Complete three Halo 3: ODST playlists.

NEXT!

H3: ODST: Complete a Halo 3: ODST playlist.

Does Whatever a Spartan Can?

H3: ODST: Destroy a Wraith…with your bare hands.

Those Left Behind

H3: ODST: Finish Tayari Plaza with at least one Marine still breathing.

Monumental Thirst!

H2A: Found and destroyed the BLAST soda can on Remnant..

Winter Urgency

Halo: Reach: Beat the par time on Winter Contingency.

Just Like Storming a Castle

Halo: Reach: Beat the par time on ONI: Sword Base.

Now Just You Gúta Minute

Halo: Reach: Beat the par time on Nightfall.

Generous Tipper

Halo: Reach: Beat the par time on Tip of the Spear.

Sabre Metrics

Halo: Reach: Beat the par time on Long Night of Solace.

Quicker Than Reading the Book

Halo: Reach: Beat the par time on Exodus.

One For the Record Books

Halo: Reach: Beat the par time on New Alexandria.

Speedy Delivery

Halo: Reach: Beat the par time on The Package.

Wait, How'd the Ship Get Down Here?

Halo: Reach: Beat the par time on The Pillar of Autumn.

Fast Fall

Halo: Reach: Beat par time on all Halo: Reach levels.

Bake That Cake

Halo: Reach: Beat the par score on Tip of the Spear.

Parting the Sea

Halo: Reach: Beat the par score on Exodus.

How Did I Lose All My Fingers?

Halo: Reach: Beat the par score on The Package.

We'll Be Back

Halo: Reach: Beat the par score on every Halo: Reach level.

Chol Von's Not Gonna Like This

Halo: Reach: Kill 1000 Skirmishers.

Forza in the Fall

Halo: Reach: Flip the switches to become a Reach Racer!

This is Not the Greatest Lab in the World…

Halo: Reach: Find your way into Halsey's Lab on The Package.

Why Do This To Yourself?

Halo: Reach: Complete the Halo: Reach LASO Campaign playlist.

Reach Has Been Good to Me

Halo: Reach: Complete a Halo: Reach playlist.

Who Needs Red Flag?

Halo: Reach: Complete three Halo: Reach playlists.

Keep Your Foot on the Pedrogas

Halo: Reach: Complete all Halo: Reach Legendary campaign missions in under 3 hours.

Negative, Ghostrider

Halo: Reach: Get a Skullamanjaro in a matchmade Headhunter game.

Skunked

Halo: Reach: Won a matchmade game of Invasion in the 1st phase.

Left Behind

Halo: Reach: Achieve a score of 30,000 points on Lone Wolf.

One Final Firefight

Halo: Reach: Achieve a score of 150,000 points on Lone Wolf.

Capacious Cartography

Halo: Reach: Create a custom map using Forge World.

Game Breaker

Halo: Reach: Kill 10 enemies while using a Jetpack.

Because It Wasn't Hard Enough

Halo: Reach: Complete a Legendary campaign mission with 3 or more skulls enabled (Scoring Only).