Games like Unreal Zombies
Games like Unreal Zombies include Left 4 Dead 2, PUBG: BATTLEGROUNDS, METRO 2033 Redux, METRO Last Light Redux, and Metro Exodus. We matched them by the tags players give Unreal Zombies on Steam (Strategy, FPS, Shooter, Arcade, and First-Person): closest matches first, and among equally close ones the better-known games.

Left 4 Dead 2
Shared: FPS · Shooter · Zombies

PUBG: BATTLEGROUNDS
Shared: Shooter · FPS · Action

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

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

Metro Exodus
Shared: FPS · Post-apocalyptic · Action

Ready or Not
Shared: FPS · Shooter · Tactical

Left 4 Dead
Shared: FPS · Shooter · Action

Counter-Strike: Source
Shared: FPS · Shooter · Action

Black Mesa
Shared: FPS · First-Person · Shooter

Bodycam
Shared: FPS · Shooter · First-Person

DOOM
Shared: FPS · Shooter · Action

Killing Floor 2
Shared: FPS · Shooter · Post-apocalyptic

Call of Duty®
Shared: FPS · Shooter · First-Person

BioShock Infinite
Shared: Shooter · FPS · First-Person

Half-Life 2
Shared: FPS · Action · Shooter

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

Call of Duty®: Black Ops III
Shared: FPS · Shooter · First-Person

DayZ
Shared: Shooter · Post-apocalyptic · FPS

DOOM Eternal
Shared: FPS · Action · Shooter

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

Counter-Strike
Shared: FPS · Shooter · Action

Fallout 4
Shared: Post-apocalyptic · Shooter · First-Person

Ravenfield
Shared: FPS · Shooter · First-Person

Counter-Strike: Condition Zero
Shared: FPS · Shooter · Action