Games like CZO Online
Games like CZO Online include PUBG: BATTLEGROUNDS, Counter-Strike 2, Aimlabs, Tom Clancy's Rainbow Six Siege, and Apex Legends™. We matched them by the tags players give CZO Online on Steam (Adventure, Action, eSports, Battle Royale, and Shooter): closest matches first, and among equally close ones the better-known games.

PUBG: BATTLEGROUNDS
Shared: Battle Royale · Shooter · Action

Counter-Strike 2
Shared: Action · Shooter · FPS

Aimlabs
Shared: Action · Shooter · FPS

Tom Clancy's Rainbow Six Siege
Shared: FPS · Shooter · eSports

Apex Legends™
Shared: Battle Royale · Shooter · Action

Arma 3
Shared: Action · Shooter · FPS

Call of Duty®
Shared: Action · Shooter · FPS

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

Grand Theft Auto V Legacy
Shared: Action · Adventure · Shooter

Insurgency: Sandstorm
Shared: Shooter · FPS · Action

Arma Reforger
Shared: Shooter · Action · FPS

Call of Duty®: Modern Warfare® II
Shared: Action · Shooter · FPS

Insurgency
Shared: Action · FPS · Shooter

Battlefield™ 6
Shared: Action · FPS · Shooter

Squad
Shared: FPS · Action · Shooter

BioShock Infinite
Shared: Action · Shooter · Adventure

Ready or Not
Shared: Shooter · FPS · Action

Counter-Strike
Shared: Action · Shooter · FPS

Red Dead Redemption 2
Shared: Adventure · Action · Shooter

Hell Let Loose
Shared: Shooter · Action · FPS

Call of Duty®: Warzone™
Shared: Battle Royale · Action · FPS

WARDOGS
Shared: Action · FPS · Shooter

Half-Life 2
Shared: Action · FPS · Adventure

KovaaK's
Shared: Action · Shooter · FPS