Games like 1B1E
Games like 1B1E include DOOM, BioShock Infinite, Call of Duty®, SUPERHOT, and Aimlabs. We matched them by the tags players give 1B1E on Steam (FPS, Casual, Action, Perma Death, and Shooter): closest matches first, and among equally close ones the better-known games.

DOOM
Shared: FPS · Action · Shooter

BioShock Infinite
Shared: Action · FPS · Shooter

Call of Duty®
Shared: FPS · Action · Shooter

SUPERHOT
Shared: FPS · Action · Shooter

Aimlabs
Shared: FPS · Action · Shooter

DOOM Eternal
Shared: FPS · Action · Shooter

Ready or Not
Shared: FPS · Shooter · Action

Black Mesa
Shared: FPS · Action · Shooter

Left 4 Dead 2
Shared: FPS · Shooter · Action

VLADiK BRUTAL
Shared: FPS · Action · Shooter

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

KovaaK's
Shared: Action · FPS · Shooter

Battlefield™ 2042
Shared: FPS · Shooter · Action

Blood and Bacon
Shared: FPS · Action · Shooter

Bright Memory: Infinite
Shared: Action · FPS · Shooter

Call of Duty®: Modern Warfare® 3 (2011)
Shared: FPS · Action · Shooter

Half-Life 2
Shared: FPS · Action · Shooter

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

Battlefield™ 1
Shared: FPS · Action · Shooter

GoreBox
Shared: FPS · Shooter · Gore

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

Titanfall® 2
Shared: FPS · Shooter · Action

Counter-Strike
Shared: FPS · Action · Shooter

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