Thank you for the great suggestions. It's a shame about Warhammer online, but there is a private server that's still active.

Nice list!!

Here's some more you can consider adding -

Other Age of Wonders games perhaps
All Goblin
Dorke & YMP
Dungeon Fall
Gobby McGobblenutz games
Goblin Dungeoneer
Goblin.Life
Goblin Rules Football
Goblins
The Gorcs' Forge
Graveball
Hinterland
The Holy Chalice
The Night Christmas Ended
Paladins®
Project Zero Deaths
Realms of Magic
Red Goblin: Cursed Forest
Wyrmsun
YAGZZ!

Don't Starve Together: Wortox Deluxe Chest (DLC)
Finders Reapers - Monsters & Icons Character Pack (DLC)
Hack & Schlitz - Goblin (DLC)
King Arthur's Gold: Fantasy Heads Pack (DLC)

EO has a goblin race, but isn't much of a game.. might also be the case with Goblin Town

I haven't played The Lord of the Ring's online but there might be goblins in pvp modes

Removed from steam -
Goblin Squad - Total Division
Goblin Walker
Guardians of Middle-earth
Kings and Heroes
Vanguard: Saga of Heroes
Warhammer Online: Age of Reckoning

should add Chop Goblins