Games like RoundZ
Games like RoundZ include Call of Duty®, BioShock Infinite, Half-Life 2, Black Mesa, and Arma 3. We matched them by the tags players give RoundZ on Steam (Action, Casual, Shooter, FPS, and Hidden Object): closest matches first, and among equally close ones the better-known games.

Call of Duty®
Shared: FPS · Shooter · Action

BioShock Infinite
Shared: Action · Shooter · FPS

Half-Life 2
Shared: Action · FPS · Shooter

Black Mesa
Shared: Action · FPS · Shooter

Arma 3
Shared: Action · Shooter · First-Person

Insurgency: Sandstorm
Shared: FPS · Shooter · Action

Titanfall® 2
Shared: FPS · Shooter · Action

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

Battlefield™ 2042
Shared: FPS · Shooter · Action

Ready or Not
Shared: Shooter · FPS · Realistic

Squad
Shared: FPS · Realistic · Shooter

Insurgency
Shared: FPS · Action · Shooter

VLADiK BRUTAL
Shared: Shooter · Action · FPS

DOOM
Shared: Action · FPS · Shooter

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

Wolfenstein: The New Order
Shared: Action · FPS · Shooter

Call of Duty®: Black Ops 6
Shared: Action · Shooter · FPS

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

Battlefield™ 6
Shared: FPS · Action · Shooter

Hell Let Loose
Shared: Shooter · FPS · Realistic

WARDOGS
Shared: Action · FPS · Shooter

Wolfenstein II: The New Colossus
Shared: Action · FPS · Shooter

Left 4 Dead 2
Shared: FPS · Shooter · Action

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