Games like Cyber Gun
Games like Cyber Gun include SUPERHOT, Half-Life 2, Black Mesa, Ghostrunner, and Neon White. We matched them by the tags players give Cyber Gun on Steam (Action, Indie, Adventure, FPS, and First-Person): closest matches first, and among equally close ones the better-known games.

SUPERHOT
Shared: Action · FPS · Indie

Half-Life 2
Shared: Action · FPS · Adventure

Black Mesa
Shared: Action · FPS · First-Person

Ghostrunner
Shared: Action · First-Person · Cyberpunk

Neon White
Shared: FPS · Action · Indie

SUPERHOT: MIND CONTROL DELETE
Shared: FPS · Action · Bullet Time

RoboCop: Rogue City
Shared: Action · FPS · First-Person

Aimlabs
Shared: FPS · Action · First-Person

Far Cry 3
Shared: Action · FPS · Adventure

BioShock Infinite
Shared: Action · FPS · First-Person

DOOM Eternal
Shared: Action · FPS · First-Person

DOOM
Shared: Action · FPS · First-Person

Devil Daggers
Shared: Indie · FPS · Action

Apex Legends™
Shared: FPS · Action · First-Person

Serious Sam II
Shared: Action · FPS · First-Person

SUPERHOT VR
Shared: FPS · First-Person · Action

BPM: BULLETS PER MINUTE
Shared: Action · FPS · Indie

Hard Reset Extended Edition
Shared: Action · FPS · Indie

Bomb Rush Cyberfunk
Shared: Action · Adventure · 3D Platformer

Atomic Heart
Shared: Adventure · Action · FPS

Pumpkin Jack
Shared: Action · Adventure · Indie

Half-Life: Opposing Force
Shared: Action · FPS · First-Person

Serious Sam 4
Shared: Action · FPS · Adventure

KovaaK's
Shared: Action · Indie · FPS