Games like RUN GUN ZR
Games like RUN GUN ZR include Left 4 Dead 2, Half-Life: Alyx, METRO Last Light Redux, METRO 2033 Redux, and Pavlov. We matched them by the tags players give RUN GUN ZR on Steam (Action, On-Rails Shooter, Zombies, Shooter, and Post-apocalyptic): closest matches first, and among equally close ones the better-known games.

Left 4 Dead 2
Shared: Zombies · Action · Shooter

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

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

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

Pavlov
Shared: VR · Action · Shooter

Half-Life 2
Shared: Action · FPS · Shooter

Left 4 Dead
Shared: Zombies · Action · FPS

Call of Duty®: Black Ops III
Shared: Zombies · Action · Shooter

DayZ
Shared: Zombies · Post-apocalyptic · Shooter

Black Mesa
Shared: Action · FPS · Shooter

Metro Exodus
Shared: Post-apocalyptic · Action · FPS

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

BioShock Infinite
Shared: Action · Shooter · FPS

The Walking Dead: Saints & Sinners
Shared: VR · Action · Zombies

BONEWORKS
Shared: VR · Action · Shooter

Arizona Sunshine® VR Legacy
Shared: Action · VR · Zombies

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

Fallout 4
Shared: Post-apocalyptic · Shooter · Action

Aimlabs
Shared: Action · Shooter · FPS

BONELAB
Shared: VR · Action · Shooter

Resident Evil Village
Shared: Action · Zombies · VR

DOOM
Shared: Action · FPS · Shooter

DOOM Eternal
Shared: Action · FPS · Shooter

Pistol Whip
Shared: Action · VR · Shooter