Games like Containment Initiative 2
Games like Containment Initiative 2 include S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition, Fallout 4, Ready or Not, Call of Duty®, and Left 4 Dead 2. We matched them by the tags players give Containment Initiative 2 on Steam (Exploration, FPS, Shooter, 3D, and Split Screen): closest matches first, and among equally close ones the better-known games.

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: FPS · Exploration · Shooter

Fallout 4
Shared: Exploration · Shooter · Post-apocalyptic

Ready or Not
Shared: FPS · Shooter · Realistic

Call of Duty®
Shared: FPS · Shooter · Action

Left 4 Dead 2
Shared: FPS · Shooter · Action

Metro Exodus
Shared: FPS · Post-apocalyptic · Action

Bodycam
Shared: FPS · Shooter · Realistic

Insurgency: Sandstorm
Shared: FPS · Shooter · Realistic

Pavlov
Shared: Shooter · FPS · VR

Into the Radius 2
Shared: FPS · VR · Shooter

WARDOGS
Shared: FPS · Shooter · Action

Battlefield™ 6
Shared: FPS · Shooter · Action

Far Cry® 5
Shared: FPS · Shooter · Exploration

Echo Point Nova
Shared: FPS · Shooter · Exploration

Half-Life: Alyx
Shared: FPS · VR · Shooter

Insurgency
Shared: FPS · Shooter · Action

BattleBit Remastered
Shared: FPS · Shooter · Action

S.T.A.L.K.E.R.: Shadow of Chornobyl - Enhanced Edition
Shared: Exploration · Shooter · FPS

METRO 2033 Redux
Shared: FPS · Post-apocalyptic · Shooter

Far Cry® 6
Shared: FPS · Shooter · Exploration

Squad
Shared: FPS · Shooter · Realistic

METRO Last Light Redux
Shared: FPS · Post-apocalyptic · Action

Onward
Shared: FPS · Shooter · VR

Battlefield™ 2042
Shared: FPS · Shooter · Action