NobleTeam360 on 31 January 2022
S Tier
Blizzard
The Coalition
Bethesda
Playground games
A tier (some of these could become S tier in the future)
iD Software
Arkane
Obsidian
Ninja Theory
Treyarch
Infinity Ward
B Tier
Double Fine
Toys for Bob
Inexile
Machine Games
Tango Gameworks
Beenox
Turn 10
C Tier
Undead Labs
Radical Entertainment
Mojang
Rare
Compulsion Games
The Initative
Worlds Edge
Zenimax Online
Raven software
High Moon Studios
D tier
Alpha Dog
Sledgehammer
Roundhouse
Demonware
King
343 Industries
I probably left out some studios but I think I listed all the relevant ones. I'd probably say anything B tier and higher are the good to great studios while the C tier is largely studios who have either produced very little in recent times or are newly formed and haven't released anything.
