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256 of 700 (37%) achievements earned:
Personal Achievements
 

Life Story

Complete the Master Chief Saga playlist.
Unlocked 24 Aug, 2021 @ 6:33pm

Just Getting Started

Kill 100 enemies or players.
Unlocked 4 Dec, 2019 @ 4:21pm

Balaho's Most Wanted

Kill 100 Grunts.
Unlocked 4 Dec, 2019 @ 4:48pm

The One Percent

Kill 100 Elites.
Unlocked 5 Dec, 2019 @ 5:28pm

Spoilsport

Kill 100 Jackals.
Unlocked 5 Dec, 2019 @ 2:18pm

Going Bananas

Kill 100 Brutes.
Unlocked 5 Dec, 2019 @ 5:09pm

Hunters Hunted

Kill 50 Hunters.
Unlocked 3 Mar, 2020 @ 11:14pm

Checkmate

Kill 100 Watchers.
Unlocked 23 Aug, 2021 @ 7:38pm

I Was Wondering What Would Break First

Kill 100 Knights.
Unlocked 18 Nov, 2020 @ 10:09pm

Pest Control

Kill 100 Crawlers.
Unlocked 18 Nov, 2020 @ 12:07am

Thanks A Killion

Kill 20,000 enemies or players.
Unlocked 13 May, 2020 @ 7:01pm

Medal Completionist

Collect 10,000 campaign or playlist medals.
Unlocked 13 May, 2020 @ 10:09pm

The Guardians Are Coming

Get killed by the Guardians.
Unlocked 14 Jul, 2020 @ 1:31am

Bite The Hand

Kill a 343 developer in matchmaking or someone who has this achievement.
Unlocked 3 Dec, 2019 @ 8:05pm

Where Am I?

Complete 10 missions or multiplayer games.
Unlocked 3 Dec, 2019 @ 9:19pm

I Got This

Complete 100 missions or multiplayer games.
Unlocked 7 Dec, 2019 @ 8:46pm

Tempered Blade

Win 10 multiplayer games.
Unlocked 7 Dec, 2019 @ 12:24am

Forged in Fire

Win 100 multiplayer games.
Unlocked 26 Dec, 2019 @ 8:24pm

I Dabble in Slaying

Complete one cross-game playlist.
Unlocked 24 Aug, 2021 @ 6:33pm

Stick With It...A Little Longer

Play a multiplayer or co-op game at least 3 months after your first game.
Unlocked 3 Dec, 2019 @ 8:13pm

Veteran

Complete all campaigns on Normal difficulty.
Unlocked 18 Nov, 2020 @ 10:33pm

Your Journey Begins

Complete a campaign mission or a match of multiplayer.
Unlocked 3 Dec, 2019 @ 8:05pm

Pillar of Autumn

Halo CE: Complete The Pillar of Autumn.
Unlocked 7 Apr, 2020 @ 8:59pm

Halo

Halo CE: Complete Halo.
Unlocked 7 Mar, 2020 @ 4:45pm

Truth and Reconciliation

Halo CE: Complete The Truth and Reconciliation.
Unlocked 5 Mar, 2020 @ 4:27pm

The Silent Cartographer

Halo CE: Complete The Silent Cartographer.
Unlocked 5 Mar, 2020 @ 6:30pm

Assault on the Control Room

Halo CE: Complete Assault on the Control Room.
Unlocked 7 Apr, 2020 @ 8:13pm

343 Guilty Spark

Halo CE: Complete 343 Guilty Spark.
Unlocked 7 Mar, 2020 @ 5:27pm

The Library

Halo CE: Complete The Library.
Unlocked 7 Mar, 2020 @ 6:22pm

Two Betrayals

Halo CE: Complete Two Betrayals.
Unlocked 27 Oct, 2020 @ 2:16pm

Keyes

Halo CE: Complete Keyes.
Unlocked 27 Oct, 2020 @ 3:26pm

The Maw

Halo CE: Complete The Maw.
Unlocked 27 Oct, 2020 @ 4:26pm

Didn't Like This Ship Anyways

Halo CE: Beat the par time on The Pillar of Autumn.
Unlocked 12 May, 2020 @ 8:50pm

You Can't Handle the Truth

Halo CE: Beat the par time on The Truth and Reconciliation.
Unlocked 5 Mar, 2020 @ 4:27pm

TLDR

Halo CE: Beat the par time on The Library.
Unlocked 14 Aug, 2021 @ 7:01pm

Arrival

Halo CE: Activate Terminal 1 on The Pillar of Autumn.
Unlocked 5 Mar, 2020 @ 7:12pm

Sacrifice

Halo CE: Activate Terminal 2 on Halo.
Unlocked 7 Mar, 2020 @ 2:16pm

Splinters

Halo CE: Activate Terminal 3 on The Truth and Reconciliation.
Unlocked 4 Mar, 2020 @ 5:36pm

Idle Hands

Halo CE: Activate Terminal 4 on The Silent Cartographer.
Unlocked 7 Mar, 2020 @ 2:25pm

Hitchhikers May Be Escaping Convicts

Halo CE: Activate Terminal 5 on Assault on the Control Room.
Unlocked 7 Mar, 2020 @ 4:38pm

Bearly Contained

Halo CE: Activate Terminal 6 on 343 Guilty Spark.
Unlocked 7 Mar, 2020 @ 5:21pm

Quis custodiet ipsos custodes?

Halo CE: Activate Terminal 7 on The Library.
Unlocked 7 Mar, 2020 @ 5:51pm

Memories

Halo CE: Activate Terminal 8 on Two Betrayals.
Unlocked 7 Mar, 2020 @ 6:23pm

Mind Games

Halo CE: Activate Terminal 9 on Keyes.
Unlocked 7 Mar, 2020 @ 6:55pm

Kilotons of Fun

Halo CE: Activate Terminal 10 on The Maw.
Unlocked 4 Mar, 2020 @ 9:14pm

Dear Diary...

Halo CE: Activate all Halo: CE Terminals.
Unlocked 7 Mar, 2020 @ 6:55pm

Skulltaker Halo: CE: Foreign

Halo CE: Find and claim the Foreign skull in remastered mode.
Unlocked 7 Apr, 2020 @ 7:30pm

Birth of a Spartan

Halo CE: Complete every level of the game on Normal difficulty.
Unlocked 27 Oct, 2020 @ 4:26pm

Believe in a Hero

Halo CE: Complete every level of the game on Heroic difficulty.
Unlocked 27 Oct, 2020 @ 4:26pm

Living Legend

Halo CE: Complete every level of the game on Legendary difficulty.
Unlocked 27 Oct, 2020 @ 4:26pm

You Are The Weapon

Halo CE: Kill a Hunter with one pistol round.
Unlocked 3 Mar, 2020 @ 9:56pm

My Buddy Chips

Halo CE: Fight alongside Chips Dubbo and listen to his words of wisdom.
Unlocked 3 Mar, 2020 @ 5:34pm

Before and After

Halo CE: Complete every level of the game having seen it in both classic and remastered mode.
Unlocked 27 Oct, 2020 @ 4:26pm

Standard Operating Brocedure

Complete any co-op level on Normal difficulty.
Unlocked 4 Dec, 2019 @ 8:20pm

Brovershield

Complete any co-op level on Heroic difficulty.
Unlocked 6 Dec, 2019 @ 10:05pm

The Good, The Bad, and The Dead

Collect 9,000 campaign or playlist medals.
Unlocked 13 May, 2020 @ 12:19am

A Day To Remember

Halo CE: Play Halo: CE on the 15th of any month.
Unlocked 15 Aug, 2021 @ 3:54am

Cairo Station

Halo 2: Complete Cairo Station.
Unlocked 13 May, 2020 @ 5:17pm

Outskirts

Halo 2: Complete Outskirts.
Unlocked 13 May, 2020 @ 5:41pm

Metropolis

Halo 2: Complete Metropolis.
Unlocked 13 May, 2020 @ 6:02pm

The Arbiter

Halo 2: Complete The Arbiter.
Unlocked 13 May, 2020 @ 6:22pm

Oracle

Halo 2: Complete The Oracle.
Unlocked 13 May, 2020 @ 7:01pm

Delta Halo

Halo 2: Complete Delta Halo.
Unlocked 13 May, 2020 @ 7:24pm

Regret

Halo 2: Complete Regret.
Unlocked 13 May, 2020 @ 10:16pm

Sacred Icon

Halo 2: Complete Sacred Icon.
Unlocked 13 May, 2020 @ 10:49pm

Quarantine Zone

Halo 2: Complete Quarantine Zone.
Unlocked 13 May, 2020 @ 11:19pm

Gravemind

Halo 2: Complete Gravemind.
Unlocked 13 May, 2020 @ 11:58pm

Uprising

Halo 2: Complete Uprising.
Unlocked 14 May, 2020 @ 3:33pm

High Charity

Halo 2: Complete High Charity.
Unlocked 14 May, 2020 @ 3:45pm

The Great Journey

Halo 2: Complete The Great Journey.
Unlocked 14 May, 2020 @ 4:40pm

Don't Hangar Around

Halo 2: Beat the par time on Cairo Station.
Unlocked 15 Aug, 2021 @ 5:15pm

Rooftop Runner

Halo 2: Beat the par time on Outskirts.
Unlocked 15 Aug, 2021 @ 5:32pm

Reed the Strategy

Halo 2: Beat the par time on The Oracle.
Unlocked 15 Aug, 2021 @ 8:46pm

Feeling Charitable

Halo 2: Beat the par time on High Charity.
Unlocked 14 May, 2020 @ 3:45pm

Objective Secured

Halo 2: Beat the par score on Outskirts.
Unlocked 13 May, 2020 @ 5:41pm

Ripple Fire

Halo 2: Beat the par score on Metropolis.
Unlocked 13 May, 2020 @ 6:02pm

Heresy Will Not Stay My Feet

Halo 2: Beat the par score on The Arbiter.
Unlocked 13 May, 2020 @ 6:22pm

Boundless

Halo 2: Beat the par score on Delta Halo.
Unlocked 13 May, 2020 @ 7:24pm

The Doctor Is In

Halo 2: Beat the par score on Quarantine Zone.
Unlocked 13 May, 2020 @ 11:19pm

Enchanted

Halo 2: Activate Terminal 6 on Delta Halo.
Unlocked 16 Jul, 2020 @ 8:27pm

And So It Begins...

Halo 2: Collect the Master Chief toy in Delta Halo.
Unlocked 14 Jul, 2020 @ 1:31am

Regrettable Turn of Events

Halo 2: Collect the Prophet of Regret toy in Regret.
Unlocked 15 May, 2020 @ 10:30pm

Warrior

Halo 2: Complete every level of the game on Normal difficulty.
Unlocked 14 May, 2020 @ 4:40pm

Hero

Halo 2: Complete every level of the game on Heroic difficulty.
Unlocked 18 May, 2020 @ 4:30pm

Six Pedals, Four Directions

Halo 2: Drive a Scorpion while playing as the Arbiter.
Unlocked 13 May, 2020 @ 10:57pm

THE Chips Dubbo?

Halo 2: Fight alongside the legendary Chips Dubbo and listen to his words.
Unlocked 13 May, 2020 @ 5:18pm

Rex Sword

Halo 2: Grab the energy sword on the level Outskirts.
Unlocked 16 Jul, 2020 @ 6:58pm

Needs More Whammy Bar

Halo 2: Complete the level Regret with the Prophet Birthday Skull activated.
Unlocked 17 May, 2020 @ 1:10am

Commuter

Halo 2: Complete Metropolis without entering a vehicle on Heroic or Legendary.
Unlocked 28 Oct, 2020 @ 5:14pm

He Never Gets Me Anything

Halo 2: Complete Delta Halo without entering a vehicle on Heroic or Legendary.
Unlocked 15 May, 2020 @ 10:17pm

Silent but Deadly

Halo 2: Kill 7 opponents from behind in a row without being spotted.
Unlocked 17 May, 2020 @ 12:59am

Demon

Halo 2: Complete any campaign level without dying on Normal or harder.
Unlocked 17 May, 2020 @ 5:10pm

Go Ape Shiv

Halo 2: Kill an enraged, berserk Brute using melee.
Unlocked 13 May, 2020 @ 11:37pm

Warden

Halo 2 MP: In Classic or Anniversary matchmaking, stop the killing spree of another player.
Unlocked 13 May, 2020 @ 4:09pm

Decorated Warrior

Halo 2A MP: Get awarded at least 10 different medals in one multiplayer game.
Unlocked 13 Aug, 2021 @ 5:41pm

Ninja Redux

Halo 2A MP: Kill 5 people with melee from behind in Anniversary matchmaking.
Unlocked 15 May, 2020 @ 8:45pm

Flaming Ninja Anniversary

Halo 2A MP: Kill an opponent that has the Ninja Redux achievement in Anniversary matchmaking.
Unlocked 13 May, 2020 @ 4:52pm

Legend Slayer

Halo 2A MP: Kill an opponent that has the Legendary Anniversary achievement.
Unlocked 13 May, 2020 @ 4:50pm

Landfall

Halo 3: Complete Sierra 117.
Unlocked 14 Jul, 2020 @ 2:52pm

Holdout

Halo 3: Complete Crow's Nest.
Unlocked 14 Jul, 2020 @ 3:24pm

The Road

Halo 3: Complete Tsavo Highway.
Unlocked 14 Jul, 2020 @ 8:56pm

Assault

Halo 3: Complete The Storm.
Unlocked 14 Jul, 2020 @ 11:24pm

Cleansing

Halo 3: Complete Floodgate.
Unlocked 14 Jul, 2020 @ 11:50pm

Refuge

Halo 3: Complete The Ark.
Unlocked 15 Jul, 2020 @ 4:45pm

Last Stand

Halo 3: Complete The Covenant.
Unlocked 15 Jul, 2020 @ 8:15pm

The Key

Halo 3: Complete Cortana.
Unlocked 15 Jul, 2020 @ 8:37pm

Return

Halo 3: Complete Halo.
Unlocked 15 Jul, 2020 @ 9:08pm

Highway Robbery

Halo 3: Beat the par time on Tsavo Highway.
Unlocked 14 Jul, 2020 @ 8:56pm

Dambuster

Halo 3: Beat the par time on Floodgate.
Unlocked 18 Aug, 2021 @ 8:08pm

Ranger

Halo 3: Beat the par score on The Ark.
Unlocked 13 Oct, 2020 @ 10:14pm

Vanguard

Halo 3: Beat the par score on The Covenant.
Unlocked 21 Sep, 2021 @ 8:43pm

Orpheus

Halo 3: Beat the par score on Cortana.
Unlocked 21 Sep, 2021 @ 9:07pm

Skulltaker Halo 3: Mythic

Halo 3: Find and claim the Mythic Skull on Normal or harder.
Unlocked 14 Oct, 2020 @ 5:06pm

Prophet's Bane

Halo 3: Complete every level of the game on Normal difficulty.
Unlocked 15 Jul, 2020 @ 9:08pm

With Your Shield or On It

Halo 3: Complete every level of the game on Heroic difficulty.
Unlocked 14 Oct, 2020 @ 5:55pm

Begins with a Single Step

Halo 3: On Tsavo Highway, complete the level without entering a vehicle.
Unlocked 12 Oct, 2020 @ 8:55pm

Phantom Hunter

Halo 3: Destroy 3 total Phantoms on The Covenant.
Unlocked 14 Oct, 2020 @ 3:27pm

Can't Keep Him Down

Halo 3: Fight alongside and listen to The Man. The Legend. Chips Dubbo.
Unlocked 14 Jul, 2020 @ 2:50pm

Flipyap

Halo 3: Listen to the tale of a young Grunt named Flipyap.
Unlocked 12 Oct, 2020 @ 9:09pm

Delicious Brains

Kill 100 Flood.
Unlocked 4 Mar, 2020 @ 4:16pm

Zombie Repeller

Kill 1000 Flood.
Unlocked 6 Mar, 2020 @ 3:40pm

Third Time's A Charm

Halo 3: Play a game of Halo 3 on the 25th of any month.
Unlocked 25 Jul, 2020 @ 6:08pm

Dawn

Halo 4: Complete Dawn.
Unlocked 17 Nov, 2020 @ 10:05pm

Requiem

Halo 4: Complete Requiem.
Unlocked 17 Nov, 2020 @ 10:56pm

Forerunner

Halo 4: Complete Forerunner.
Unlocked 18 Nov, 2020 @ 12:04am

Infinity

Halo 4: Complete Infinity.
Unlocked 18 Nov, 2020 @ 4:42pm

Reclaimer

Halo 4: Complete Reclaimer.
Unlocked 18 Nov, 2020 @ 5:43pm

Shutdown

Halo 4: Complete Shutdown.
Unlocked 18 Nov, 2020 @ 6:31pm

Composer

Halo 4: Complete Composer.
Unlocked 18 Nov, 2020 @ 9:45pm

Midnight

Halo 4: Complete Midnight.
Unlocked 18 Nov, 2020 @ 10:33pm

Jungle Warfare

Halo 4: Beat the par score on Infinity.
Unlocked 18 Nov, 2020 @ 4:42pm

Flood

Halo 4: Activate Terminal 4 on Reclaimer.
Unlocked 24 Aug, 2021 @ 3:51pm

Wake Up, John

Halo 4: Complete every level of the game on Normal difficulty.
Unlocked 18 Nov, 2020 @ 10:33pm

Chief, Smash!

Halo 4: Kill 3 Crawlers in one hit with the Gravity Hammer on Midnight.
Unlocked 18 Nov, 2020 @ 10:14pm

Tighten Up The Graphics

Halo 2: Complete every level of Halo 2 having seen it in both classic and remastered mode.
Unlocked 28 Oct, 2020 @ 9:12pm

Close Quarters Combat

Halo CE: Complete The Truth and Reconciliation with at least four rounds left in your Sniper Rifle.
Unlocked 3 Mar, 2020 @ 7:24pm

Game Master

Created and saved 5 Custom Game types.
Unlocked 4 Jan, 2020 @ 3:00pm

Cold Fusion

Halo 2A MP: Kill an opponent by detonating a Fusion Coil.
Unlocked 14 May, 2020 @ 7:20pm

Dirty Bird

Halo 2: Fly the Heretic Banshee.
Unlocked 13 May, 2020 @ 6:15pm

A Pile of Medals

Collect 2,000 campaign or playlist medals.
Unlocked 19 Dec, 2019 @ 1:29am

A Crate of Medals

Collect 3,000 campaign or playlist medals.
Unlocked 3 Mar, 2020 @ 10:49pm

A Heap of Medals

Collect 4,000 campaign or playlist medals.
Unlocked 5 Mar, 2020 @ 4:33pm

A Few Trinkets

Collect 5,000 campaign or playlist medals.
Unlocked 6 Mar, 2020 @ 2:39pm

Oh, These Baubles?

Collect 6,000 campaign or playlist medals.
Unlocked 6 Mar, 2020 @ 4:57pm

Chesty Puller Starter Kit

Collect 7,000 campaign or playlist medals.
Unlocked 6 Mar, 2020 @ 7:26pm

Medal Master Chief

Collect 8,000 campaign or playlist medals.
Unlocked 11 Mar, 2020 @ 3:43pm

Contender

Win 50 multiplayer games.
Unlocked 14 Dec, 2019 @ 12:22am

In It To Win It

Win 200 multiplayer games.
Unlocked 13 May, 2020 @ 4:26pm

Game On

Complete 50 missions or multiplayer games.
Unlocked 5 Dec, 2019 @ 11:06pm

Bonus Level

Complete 200 missions or multiplayer games.
Unlocked 13 Dec, 2019 @ 9:40pm

Sharpshooter

Win 150 multiplayer games.
Unlocked 4 Jan, 2020 @ 6:46pm

Can't Put It Down

Complete 150 missions or multiplayer games.
Unlocked 10 Dec, 2019 @ 6:11pm

Up All Night

Complete 250 missions or multiplayer games.
Unlocked 17 Dec, 2019 @ 5:23pm

Can't Get Enough

Complete 300 missions or multiplayer games.
Unlocked 23 Dec, 2019 @ 9:23pm

Committed

Complete 350 missions or multiplayer games.
Unlocked 27 Dec, 2019 @ 9:55pm

Big Time Gamer

Complete 400 missions or multiplayer games.
Unlocked 2 Jan, 2020 @ 10:52pm

Long Time Fan

Complete 450 missions or multiplayer games.
Unlocked 4 Jan, 2020 @ 10:01pm

The Long Haul

Complete 500 missions or multiplayer games.
Unlocked 5 Mar, 2020 @ 7:08pm

Just A Taste

Collect 500 campaign or playlist medals.
Unlocked 5 Dec, 2019 @ 2:19pm

All Out of Bubblegum

Collect 1,000 campaign or playlist medals.
Unlocked 5 Dec, 2019 @ 8:48pm

Foe Hammer

Kill 5,000 enemies or players.
Unlocked 19 Dec, 2019 @ 1:39am

Gruntageddon

Kill 1000 Grunts.
Unlocked 19 Dec, 2019 @ 12:31am

Were It So Easy

Kill 1000 Elites.
Unlocked 3 Mar, 2020 @ 8:56pm

Scavenger Hunt

Kill 1000 Jackals.
Unlocked 5 Mar, 2020 @ 6:52pm

Dankey Kang

Kill 1000 Brutes.
Unlocked 18 May, 2020 @ 2:31pm

Wyrmslayer

Kill 250 Hunters.
Unlocked 15 Nov, 2020 @ 7:52pm

Greenhorn

Halo CE: Complete every level of the game on Easy difficulty.
Unlocked 27 Oct, 2020 @ 4:26pm

Big Green Style

Halo 2: Complete every level of the game on Easy difficulty.
Unlocked 14 Jul, 2020 @ 1:31am

Training Wheels

Halo 3: Complete every level of the game on Easy difficulty.
Unlocked 15 Jul, 2020 @ 9:08pm

Librarian's Gift

Halo 4: Complete every level of the game on Easy difficulty.
Unlocked 18 Nov, 2020 @ 10:33pm

Herald of the Reclamation

Complete all campaigns on Easy difficulty.
Unlocked 18 Nov, 2020 @ 10:33pm

Dim Mak

Earn a total of 250 Beat Down medals in multiplayer.
Unlocked 23 Jul, 2020 @ 8:16pm

Double Trouble

Earn a total of 250 Double Kill medals in matchmade games.
Unlocked 7 Dec, 2019 @ 7:43pm

Spree Master

Earn a total of 100 Killing Spree medals in matchmade games.
Unlocked 5 Jan, 2020 @ 6:31pm

Sightseeing

Halo CE: Complete a match on at least 8 different classic multiplayer maps.
Unlocked 6 Mar, 2020 @ 1:01pm

Tourist

Halo 2: Complete a match on at least 8 different classic multiplayer maps.
Unlocked 15 May, 2020 @ 9:08pm

World Traveler

Halo 3: Complete a match on at least 8 different multiplayer maps.
Unlocked 16 Jul, 2020 @ 10:38pm

Just Browsing

Halo 3: Complete a match on at least 4 different game types in multiplayer.
Unlocked 30 Aug, 2021 @ 4:11pm

Naughty Naughty

Kill 10 Engineers.
Unlocked 6 Oct, 2020 @ 11:11pm

Well...Maybe One or Two

Kill 25 Engineers.
Unlocked 17 Nov, 2020 @ 12:08am

Listener

H3: ODST: Find the 1st Audio Log.
Unlocked 5 Oct, 2020 @ 7:21pm

An Ear Full

H3: ODST: Find the 2nd Audio Log.
Unlocked 6 Oct, 2020 @ 11:35pm

Tuned In

H3: ODST: Find the 3rd Audio Log.
Unlocked 9 Nov, 2020 @ 9:08pm

Do Tell

H3: ODST: Find the 4th Audio Log.
Unlocked 15 Nov, 2020 @ 7:47pm

Hear Me Out

H3: ODST: Find the 5th Audio Log.
Unlocked 15 Nov, 2020 @ 8:27pm

Eavesdropping

H3: ODST: Find the 6th Audio Log.
Unlocked 17 Nov, 2020 @ 12:21am

Overheard

H3: ODST: Find the 8th Audio Log.
Unlocked 25 Sep, 2021 @ 7:50pm

Rookie

H3: ODST: Complete every level of the game on Easy difficulty.
Unlocked 7 Oct, 2020 @ 6:33pm

Urban Warfare Badge

H3: ODST: Complete every level of the game on Normal difficulty.
Unlocked 7 Oct, 2020 @ 6:33pm

First In, Last Out

H3: ODST: Complete every level of the game on Heroic difficulty.
Unlocked 22 Nov, 2020 @ 8:34pm

Junior Detective

H3: ODST: Find the 1st clue to unraveling the mystery.
Unlocked 5 Oct, 2020 @ 6:55pm

Investigator

H3: ODST: Find the 2nd clue to unraveling the mystery.
Unlocked 5 Oct, 2020 @ 7:30pm

Gumshoe

H3: ODST: Find the 3rd clue unraveling the mystery.
Unlocked 6 Oct, 2020 @ 10:38pm

Bloodhound

H3: ODST: Find the 4th clue unraveling the mystery.
Unlocked 6 Oct, 2020 @ 11:13pm

Private Eye

H3: ODST: Find the 5th clue unraveling the mystery.
Unlocked 6 Oct, 2020 @ 11:38pm

Secret Agent

H3: ODST: Find the 6th clue unraveling the mystery.
Unlocked 7 Oct, 2020 @ 12:03am

Tayari Plaza

H3: ODST: Complete Tayari Plaza.
Unlocked 5 Oct, 2020 @ 7:15pm

Uplift Reserve

H3: ODST: Complete Uplift Reserve.
Unlocked 6 Oct, 2020 @ 10:17pm

Kizingo Boulevard

H3: ODST: Complete Kizingo Blvd.
Unlocked 6 Oct, 2020 @ 11:07pm

ONI Alpha Site

H3: ODST: Complete ONI Alpha Site.
Unlocked 6 Oct, 2020 @ 11:30pm

NMPD HQ

H3: ODST: Complete NMPD HQ.
Unlocked 6 Oct, 2020 @ 11:58pm

Kikowani Station

H3: ODST: Complete Kikowani Station.
Unlocked 7 Oct, 2020 @ 12:33am

Data Hive

H3: ODST: Complete Data Hive.
Unlocked 7 Oct, 2020 @ 12:42am

Coastal Highway

H3: ODST: Complete Coastal Highway.
Unlocked 7 Oct, 2020 @ 6:33pm

Overtaken By Events

H3: ODST: Beat the par time on Data Hive.
Unlocked 7 Oct, 2020 @ 12:42am

Magic Touch

H3: ODST: Beat the par score on Data Hive.
Unlocked 27 Sep, 2021 @ 3:58pm

Do You Remember When We Met

H3: ODST: Play a game of Halo 3: ODST on the 22nd of any month.
Unlocked 22 Nov, 2020 @ 6:41pm

One Got Away

H3: ODST: View the missing link.
Unlocked 27 Sep, 2021 @ 4:51pm

Catch 'Em Napping

H3: ODST: Kill 5 sleeping Grunts on Mombasa Streets.
Unlocked 25 Sep, 2021 @ 7:50pm

Bip! Bap! BAM!

H3: ODST: Earn a Triple Kill medal with the pistol on any level.
Unlocked 6 Oct, 2020 @ 10:58pm

Pineapple Express

H3: ODST: Kill 4 enemies with a single plasma or frag grenade.
Unlocked 12 Nov, 2020 @ 10:52pm

Does Whatever a Spartan Can?

H3: ODST: Destroy a Wraith…with your bare hands.
Unlocked 6 Oct, 2020 @ 4:34pm

Deference of Darkness

H3: ODST: Complete any level without activating VISR mode.
Unlocked 6 Oct, 2020 @ 11:06pm

Two Places, Same Time

H3: ODST: I've got my eye on you, Marine.
Unlocked 5 Oct, 2020 @ 7:31pm

We're Just Getting Started

Halo: Reach: Complete Winter Contingency.
Unlocked 4 Dec, 2019 @ 5:00pm

No Picnic

Halo: Reach: Observe a grizzly scene on New Alexandria.
Unlocked 10 Oct, 2020 @ 5:52pm

Protocol Dictates Action

Halo: Reach: Complete ONI: Sword Base.
Unlocked 4 Dec, 2019 @ 8:36pm

I Need A Weapon

Halo: Reach: Complete Nightfall.
Unlocked 4 Dec, 2019 @ 8:54pm

To War

Halo: Reach: Complete Tip of the Spear.
Unlocked 4 Dec, 2019 @ 9:21pm

You Flew Pretty Good

Halo: Reach: Complete Long Night of Solace.
Unlocked 4 Dec, 2019 @ 9:51pm

Into The Howling Dark

Halo: Reach: Complete Exodus.
Unlocked 5 Dec, 2019 @ 2:32pm

Dust And Echoes

Halo: Reach: Complete New Alexandria.
Unlocked 5 Dec, 2019 @ 5:20pm

This Is Not Your Grave

Halo: Reach: Complete The Package.
Unlocked 5 Dec, 2019 @ 6:16pm

Send Me Out... With A Bang

Halo: Reach: Complete The Pillar of Autumn.
Unlocked 5 Dec, 2019 @ 7:15pm

Welcome to Reach

Halo: Reach: Complete every level of the game on Easy difficulty.
Unlocked 5 Dec, 2019 @ 7:15pm

The Soldier We Need You To Be

Halo: Reach: Complete every level of the game on Normal difficulty.
Unlocked 5 Dec, 2019 @ 7:15pm

Folks Need Heroes…

Halo: Reach: Complete every level of the game on Heroic difficulty.
Unlocked 11 Aug, 2021 @ 12:27am

Winter Urgency

Halo: Reach: Beat the par time on Winter Contingency.
Unlocked 4 Dec, 2019 @ 8:20pm

Sabre Metrics

Halo: Reach: Beat the par time on Long Night of Solace.
Unlocked 4 Dec, 2019 @ 9:51pm

Speedy Delivery

Halo: Reach: Beat the par time on The Package.
Unlocked 5 Dec, 2019 @ 10:09pm

Wait, How'd the Ship Get Down Here?

Halo: Reach: Beat the par time on The Pillar of Autumn.
Unlocked 5 Dec, 2019 @ 10:35pm

Ice In Your Veins

Halo: Reach: Beat the par score on Winter Contingency.
Unlocked 6 Dec, 2019 @ 10:20pm

Moon's Out, Goons Out

Halo: Reach: Beat the par score on Nightfall.
Unlocked 26 Jan, 2020 @ 7:12pm

Bake That Cake

Halo: Reach: Beat the par score on Tip of the Spear.
Unlocked 26 Jan, 2020 @ 7:34pm

Nine Lives Are a Myth

Halo: Reach: Beat the par score on New Alexandria.
Unlocked 5 Dec, 2019 @ 9:41pm

Precious Cargo

Halo: Reach: Beat the par score on The Pillar of Autumn.
Unlocked 5 Dec, 2019 @ 10:35pm

T'vaoan Terminator

Halo: Reach: Kill 100 Skirmishers.
Unlocked 5 Dec, 2019 @ 8:45pm

Wake Up Buttercup

Halo: Reach: Destroy the Corvette's engines & escort in under 3 minutes during Long Night of Solace
Unlocked 10 Oct, 2020 @ 5:22pm

Two Corpses In One Grave

Halo: Reach: Kill 2 vehicles at once with the Target Locator during ONI: Sword Base.
Unlocked 4 Dec, 2019 @ 8:22pm

Your Heresy Will Stay Your Feet

Halo: Reach: Kill the Elite Zealot before he can escape during Tip of the Spear.
Unlocked 4 Dec, 2019 @ 9:07pm

I Didn't Train To Be A Pilot

Halo: Reach: Kill 3 of the anti-aircraft batteries during New Alexandria.
Unlocked 5 Dec, 2019 @ 5:03pm

Swift and Shallow

Halo: Reach: Hijack a Banshee during the Reach Campaign.
Unlocked 19 Dec, 2019 @ 12:35am

Front Page News

Halo: Reach: Find me in the club.
Unlocked 5 Dec, 2019 @ 5:10pm

The Humble Beginnings of Wiljax Brantley

Halo: Reach: Now that's a value meal.
Unlocked 5 Dec, 2019 @ 8:45pm

Remember Reach

Halo: Reach: Play a game of Halo: Reach on the 14th of any month.
Unlocked 14 Dec, 2019 @ 12:02am

Enemies Everywhere!

Halo: Reach: Complete a Firefight set on Normal or Harder.
Unlocked 6 Dec, 2019 @ 7:01pm

Skunked

Halo: Reach: Won a matchmade game of Invasion in the 1st phase.
Unlocked 20 Dec, 2019 @ 10:57pm

What About Bob?

Halo: Reach: Find and eliminate one of the hidden Ranger Commander Elites.
Unlocked 4 Dec, 2019 @ 8:11pm

I'm Sorry, Dave

Halo: Reach: Find the hidden binary signature.
Unlocked 3 Dec, 2019 @ 8:03pm

Requiescat in Pace

Halo: Reach: Complete 10 assassinations on enemy players.
Unlocked 10 Dec, 2019 @ 8:55pm

Run and Gunned

Halo: Reach: Headshot 10 enemies while they are sprinting.
Unlocked 8 Dec, 2019 @ 9:33pm

Game Breaker

Halo: Reach: Kill 10 enemies while using a Jetpack.
Unlocked 6 Dec, 2019 @ 7:52pm

Confused Callouts

Halo: Reach: Trigger a humorous callout on your HUD's position indicator.
Unlocked 6 Dec, 2019 @ 10:32pm

Mind the Skill Gap

Halo: Reach: Observe the logo of a buttoned-up mining company.
Unlocked 4 Dec, 2019 @ 9:05pm

Easy to Overlook

Halo: Reach: Access hidden UNSC radio chatter.
Unlocked 3 Dec, 2019 @ 8:25pm

New Ways to Save a Buck

Halo: Reach: Hear a familiar voice on New Alexandria.
Unlocked 5 Dec, 2019 @ 9:28pm



Mystery Achievement

Inscrutable. Mysterious.

Sample Plate

Complete three cross-game playlists.

War Hero

Complete all campaigns on Heroic difficulty.

Legend

Complete all campaigns on Legendary difficulty.

Lore Master

Activate all terminals.

LASO Master

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

Flyover Country

Halo CE: Beat the par time on Halo.

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.

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.

Pillar of Awesome

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

Giant Hula Hoop

Halo CE: Beat the par score on Halo.

You Really Can't Handle the Truth

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

Charted

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

Vetro Strike

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

Circuit Breaker

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

Reading Room

Halo CE: Beat the par score on The Library.

It Was Inevitable

Halo CE: Beat the par score on Two Betrayals.

Headstrong

Halo CE: Beat the par score on Keyes.

Consumption Junction

Halo CE: Beat the par score on The Maw.

Overachiever

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

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: 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: Eye Patch

Halo CE: Find and claim the Eye Patch 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.

He's Unstoppable

Halo CE: Complete any level on Heroic difficulty or higher without taking health damage.

Goat Roped

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

Speeding Ticket

Halo 2: Beat the par time on Metropolis.

YOLO Strats

Halo 2: Beat the par time on The Arbiter.

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.

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.

Leave None Alive

Halo 2: Beat the par score on The Oracle.

Fists of Fury

Halo 2: Beat the par score on Regret.

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.

Frequent Flyer Miles

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

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.

Fascinated

Halo 2: Activate Terminal 5 on The Oracle.

Enamored

Halo 2: Activate Terminal 7 on Regret.

Determined

Halo 2: Activate Terminal 8 on Sacred Icon.

Delighted

Halo 2: Activate Terminal 9 on Quarantine Zone.

Knowledgable

Halo 2: Activate Terminal 10 on Gravemind.

Scholar

Halo 2: Activate Terminal 11 on Uprising.

Reviewer

Halo 2: Activate Terminal 12 on High Charity.

Obsessed

Halo 2: Activate Terminal 13 on The Great Journey.

Walking Encyclopedia

Halo 2: Activate all Halo 2 Terminals.

Skulltaker Halo 2: That's Just…Wrong

Halo 2: Find and claim the That's Just...Wrong Skull on Legendary.

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.

Skulltaker Halo 2: Iron

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

Skulltaker Halo 2: Black Eye

Halo 2: Find and claim the Black Eye Skull on Legendary.

Trophy Collector

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

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.

Legendary Anniversary

Halo 2: Complete every level of the game on Legendary difficulty.

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.

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.

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.

Scarab Lord

Halo 2: Acquire the Scarab Gun.

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.

Blown Out of the Sky

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

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.

Speedy One One Seven

Halo 3: Beat the par time on Sierra 117.

Time Shift

Halo 3: Beat the par time on Crow's Nest.

Lightning Strike

Halo 3: Beat the par time on The Storm.

Waypoint

Halo 3: Beat the par time on The Ark.

Scarab Slide

Halo 3: Beat the par time on The Covenant.

Making History

Halo 3: Beat the par time on Cortana.

Go, Chief! Gun It!

Halo 3: Beat the par time on Halo.

Speed Demon

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

Guerilla

Halo 3: Beat the par score on Sierra 117.

Cavalier

Halo 3: Beat the par score on Tsavo Highway.

Askar

Halo 3: Beat the par score on The Storm.

Exterminator

Halo 3: Beat the par score on Floodgate.

Torchbearer

Halo 3: Beat the par score on Halo.

Better With Age

Halo 3: Beat the par score on every Halo 3 level.

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.

The Coin's Fault

Halo 3: Activate Cortana's Terminal on Cortana.

Whispers Across the Galaxy

Halo 3: View the communique from Mendicant Bias.

Skulltaker Halo 3: Iron

Halo 3: Find and claim the Iron Skull on Normal or harder.

Skulltaker Halo 3: Black Eye

Halo 3: Find and claim the Black Eye Skull on Normal or harder.

Skulltaker Halo 3: Tough Luck

Halo 3: Find and claim the Tough Luck Skull on Normal or harder.

Skulltaker Halo 3: Catch

Halo 3: Find and claim the Catch Skull on Normal or harder.

Skulltaker Halo 3: Fog

Halo 3: Find and claim the Fog Skull on Normal or harder.

Skulltaker Halo 3: Famine

Halo 3: Find and claim the Famine Skull on Normal or harder.

Skulltaker Halo 3: Thunderstorm

Halo 3: Find and claim the Thunderstorm Skull on Normal or harder.

Skulltaker Halo 3: Tilt

Halo 3: Find and claim the Tilt Skull on Normal or harder.

Finished the Fight

Halo 3: Complete every level of the game on Legendary difficulty.

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.

Dirge of Madrigal

Halo 3: Trigger the hidden music cue in Halo 3.

Primate

Halo 3: Find your first missing links.

Haplorrhini

Halo 3: Find a lonely missing link.

Heading to his Destiny

Halo 3: Destined for greatness.

Sounds Familiar

Halo 3: This stuff is your history!

Hippo Hero

Halo 3: Who DARED to discard this brave animal?

Milk Carton

Halo 3: Find the poster of the missing man.

Cool Story Bro

Halo 3: Listen to the story of the Final Grunt.

Man on the Moon

Halo 3: He's watching you.

Elder Signs

Halo 3: View 2 different sigils on Valhalla.

Devastating

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

Piece of Cake

Halo 4: Beat the par time on Dawn.

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.

Gunslinger

Halo 4: Beat the par score on Dawn.

Dark Fortress

Halo 4: Beat the par score on Requiem.

Shadow of Sundered Star

Halo 4: Beat the par score on Forerunner.

Librarian's Pet

Halo 4: Beat the par score on Reclaimer.

Emergency Shutdown

Halo 4: Beat the par score on Shutdown.

Head Banging

Halo 4: Beat the par score on Composer.

Witching Hour

Halo 4: Beat the par score on Midnight.

You Had it Coming

Halo 4: Beat the par score on every Halo 4 level.

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.

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.

I Need a Hero

Halo 4: Complete every level of the game on Heroic difficulty.

The Legend of 117

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

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.

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.

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.

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.

Bro Hammer

Complete any co-op level on Legendary difficulty.

Digging up the Past

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

Missing Link

Halo 3: Watching. Waiting. Plotting.

Eminent Domain

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

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.

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.

Boot Camp Hero

Halo 3: Complete a Halo 3 playlist.

Chest of Gold

Halo 4: Complete a Halo 4 playlist.

Battle Hardened

Win 250 multiplayer games.

Thermopylae

Win 300 multiplayer games.

Striking Fear in Their Hearts

Win 350 multiplayer games.

Steady Aim

Win 400 multiplayer games.

Quick Trigger Finger

Win 450 multiplayer games.

Multiplayer Champion

Win 500 multiplayer games.

Remove the Bishops From the Board

Kill 1000 Watchers.

Knightbane

Kill 1000 Knights.

Dogcatcher

Kill 1000 Crawlers.

King of the Crows

Halo 3: Beat the par score on Crow's Nest.

Witch Doctor

Halo 3: Find and claim all Skulls in Halo 3.

Skulltaker Halo 3: Blind

Halo 3: Find and claim the Blind Skull on Normal or harder.

Skulltaker Halo 3: Grunt Birthday Party

Halo 3: Find and claim the Grunt Birthday Party Skull on Normal or harder.

Skulltaker Halo 3: Cowbell

Halo 3: Find and claim the Cowbell Skull on Normal or harder.

Skulltaker Halo 3: IWHBYD

Halo 3: Find and claim the IWHBYD Skull on Normal or harder.

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.

Domination

Earn a total of 100 Legendary 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.

Assembly Skull

Halo 3: Find the hidden Skull on the Assembly multiplayer map.

Orbital Skull

Halo 3: Find the hidden Skull on the Orbital multiplayer map.

Sandbox Skull

Halo 3: Find the hidden Skull on the Sandbox multiplayer map.

Citadel Skull

Halo 3: Find the hidden Skull on the Citadel multiplayer map.

Heretic Skull

Halo 3: Find the hidden Skull on the Heretic multiplayer map.

Longshore Skull

Halo 3: Find the hidden Skull on the Longshore multilayer map.

Brainpan

Halo 3: Find all the hidden multiplayer Skulls.

Checking Out Your Options

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

Window Shopping

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

Auditor

H3: ODST: Find the 7th Audio Log.

Wiretapping

H3: ODST: Find the 9th Audio Log.

Monitored

H3: ODST: Find the 10th Audio Log.

Hang Onto My Words

H3: ODST: Find the 11th Audio Log.

Give Heed

H3: ODST: Find the 12th Audio Log.

Get A Load

H3: ODST: Find the 13th Audio Log.

Snoop Troop

H3: ODST: Find the 14th Audio Log.

All Ears

H3: ODST: Find the 15th Audio Log.

Ear Bender

H3: ODST: Find the 16th Audio Log.

Plugged In

H3: ODST: Find the 17th Audio Log.

Attentive

H3: ODST: Find the 18th Audio Log.

Watchful

H3: ODST: Find the 19th Audio Log.

Observant

H3: ODST: Find the 20th Audio Log.

Scout

H3: ODST: Find the 21st Audio Log.

Adventurer

H3: ODST: Find the 22nd Audio Log.

Spotter

H3: ODST: Find the 23rd Audio Log.

Considerate

H3: ODST: Find the 24th Audio Log.

On Your Toes

H3: ODST: Find the 25th Audio Log.

Archivist

H3: ODST: Find the 26th Audio Log.

Your Attention Please

H3: ODST: Find the 27th Audio Log.

Catching On

H3: ODST: Find the 28th Audio Log.

Wisening Up

H3: ODST: Find the 29th Audio Log.

Audiophile

H3: ODST: Find the 30th Audio Log.

Mean Streets of New Mombasa

H3: ODST: Complete every level of the game on Legendary difficulty.

Record Store Owner

H3: ODST: Find all 30 Audio Logs.

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.

A Pleasant Trip

H3: ODST: Beat the par time on ONI Alpha Site.

First Stop: Anywhere But Here!

H3: ODST: Beat the par time on NMPD HQ.

Feet Don't Fail Me Now

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

Double Time!

H3: ODST: Beat the par time on Coastal Highway.

Can't Stop Here, This is Brute Country

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

Survey Says...

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

Don't Strain Your Metaphors

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

Son of a Gun

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

I Love My Job

H3: ODST: Beat the par score on ONI Alpha Site.

Pour It On

H3: ODST: Beat the par score on NMPD HQ.

Squid Jackpot!

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

This Oliphant Has No Brakes

H3: ODST: Beat the par score on Coastal Highway.

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.

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.

Nagato Makes Moving Easy

H3: ODST: Complete all Halo 3: ODST Legendary campaign missions in under 3 hours.

Like a Broken Record

H3: ODST: Find a legendary hidden music cue.

Vandalized

H3: ODST: Face it.

Saturday Morning Cartoon

H3: ODST: Is there a toy inside?

Classic

H3: ODST: Finish any level solo on Legendary, with no shots fired or grenades thrown.

Strong, Silent Type

H3: ODST: Assassinate 3 Brutes in a row on Data Hive.

Fowl Hunt

H3: ODST: Kill 3 Jetpack Brutes with a shotgun on Oni Alpha Site.

Firefly

H3: ODST: Kill a Drone with a flame grenade on Data Hive.

"BLAM" Said The Lady!

H3: ODST: Swap Dare's pistol for a Rocket Launcher on Coastal Highway.

One Way Ride

H3: ODST: Complete any level without using a health pack on Heroic or Legendary.

Just Sayin...I Ain't Dead

H3: ODST: Complete any level without dying on Heroic or Legendary.

Those Left Behind

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

Shoot and Scoot

H3: ODST: Complete NMPD HQ without firing the Sniper Rifle on Heroic or Legendary.

Fast and Low

H3: ODST: Splatter 7 enemies with a Banshee on Kikowani Station.

Shiny...

H3: ODST: Pilot a Banshee on Kizingo Boulevard.

Bits and Pieces

H3: ODST: Destroy 5 Phantoms on NMPD HQ.

What About Those Tanks?

H3: ODST: Destroy 7 Wraiths on Oni Alpha Site.

Xenophobia

H3: ODST: Complete any level without using Covenant weapons.

Monumental Thirst!

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

Gods Must Be Strong

Halo: Reach: Complete every level of the game on Legendary difficulty.

A Monument To All Your Sins

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

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.

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.

Fast Fall

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

Still Sharp

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

Insomnia

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

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.

Keep It Clean

Halo: Reach: Kill 7 Moa during Winter Contingency.

They've Always Been Faster

Halo: Reach: Clear Winter Contingency without setting foot in a drivable vehicle.

Tank Beats Everything

Halo: Reach: Finish The Package on Legendary with the Scorpion intact.

Forza in the Fall

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

HBOrg Special

Halo: Reach: Party with the DJ Brute.

Play Us a Sad Song, Claude

Halo: Reach: Listen to a hidden music cue.

We're Gonna Need a Bigger Ship

Halo: Reach: Fly both the Pelican and Phantom on New Alexandria.

Did You Major in Marine Bio?

Halo: Reach: Encounter the hidden marines on Exodus.

Fly, You Fools!

Halo: Reach: Find the hidden Banshees on The Package.

This is Not the Greatest Lab in the World…

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

Hey, You Dropped This

Halo: Reach: Find Data Pad on 1 Winter Contingency

Read Halsey's Journal

Halo: Reach: Find Data Pad 2 on ONI: Sword Base

Meeting of the (Artificial) Minds

Halo: Reach: Find Data Pad 3 on Nightfall

Rampant Speculation

Halo: Reach: Find Data Pad 4 on Tip Of The Spear

Minority Report

Halo: Reach: Find Data Pad 5 on Long Night Of Solace

Info Dump

Halo: Reach: Find Data Pad 6 on Exodus

Paper Trail

Halo: Reach: Find Data Pad 7 on New Alexandria

Terminal Conditions

Halo: Reach: Find Data Pad 8 on The Package

Digital Destinies

Halo: Reach: Find Data Pad 9 on The Pillar Of Autumn

Unreliable Narrator

Halo: Reach: Find Data Pad 10 on Winter Contingency on Legendary difficulty

What Does It All Mean?

Halo: Reach: Find Data Pad 11 on ONI: Sword Base on Legendary difficulty

Unsolved Mysteries

Halo: Reach: Find Data Pad 12 on Nightfall on Legendary difficulty

Meddling and Madness

Halo: Reach: Find Data Pad 13 on Tip Of The Spear on Legendary difficulty

The Answer is Simple

Halo: Reach: Find Data Pad 14 on Long Night Of Solace on Legendary Difficulty

Of Patience and Partiality

Halo: Reach: Find Data Pad 15 on Exodus on Legendary difficulty

Curious Composition

Halo: Reach: Find Data Pad 16 on New Alexandria on Legendary difficulty

Silent Shepherds

Halo: Reach: Find Data Pad 17 on The Package on Legendary difficulty

Assembled the Majority

Halo: Reach: Find Data Pad 18 on The Pillar Of Autumn on Legendary difficulty

Yes No You Decide

Halo: Reach: Find Data Pad 19 on Lone Wolf on Legendary difficulty

Canonical Conundrum

Halo: Reach: Find all Data Pads.

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.

Clear and Present Danger

Halo: Reach: Pad on the run.

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.

Jorge Can't Have All the Big Guns

Halo: Reach: Use a Pelican turret.

Workers' Compensation

Halo: Reach: Splatter an enemy using the forklift.

Capacious Cartography

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

Because It Wasn't Hard Enough

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

Classic Completion

Halo: Reach: Complete Exodus without using any armor abilities.

Collection Eligibility Confirmed

Halo: Reach: See, he IS in the game!