Games like CyberScope
Games like CyberScope include Counter-Strike 2, Half-Life 2, Portal, BioShock Infinite, and Black Mesa. We matched them by the tags players give CyberScope on Steam (FPS, Puzzle Platformer, Puzzle, Shooter, and 3D): closest matches first, and among equally close ones the better-known games.

Counter-Strike 2
Shared: FPS · Shooter · Action

Half-Life 2
Shared: FPS · Action · Shooter

Portal
Shared: Puzzle Platformer · Puzzle · First-Person

BioShock Infinite
Shared: FPS · Shooter · Action

Black Mesa
Shared: FPS · Action · First-Person

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

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

Portal 2
Shared: Puzzle · Puzzle Platformer · First-Person

DOOM
Shared: FPS · Shooter · Action

Titanfall® 2
Shared: FPS · Shooter · Action

Call of Duty®
Shared: FPS · Shooter · Action

FragPunk
Shared: FPS · Shooter · Action

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

SUPERHOT
Shared: FPS · Action · Shooter

VLADiK BRUTAL
Shared: FPS · Shooter · First-Person

SUPERHOT VR
Shared: FPS · Shooter · Puzzle

Aimlabs
Shared: FPS · Shooter · First-Person

Battlefield™ 2042
Shared: FPS · Shooter · Action

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

Half-Life: Opposing Force
Shared: FPS · Action · Shooter

Halo Infinite
Shared: FPS · Shooter · First-Person

Cyberpunk 2077
Shared: FPS · Cyberpunk · First-Person

Half-Life: Blue Shift
Shared: FPS · Shooter · Action

PUBG: BATTLEGROUNDS
Shared: Shooter · FPS · Action