Games like Lab 2040
Games like Lab 2040 include Half-Life 2, Black Mesa, Titanfall® 2, Bright Memory: Infinite, and BioShock Infinite. We matched them by the tags players give Lab 2040 on Steam (Action, Shooter, FPS, Sci-fi, and PvE): closest matches first, and among equally close ones the better-known games.

Half-Life 2
Shared: Action · FPS · Sci-fi

Black Mesa
Shared: Action · FPS · Sci-fi

Titanfall® 2
Shared: FPS · Shooter · Action

Bright Memory: Infinite
Shared: Action · FPS · Shooter

BioShock Infinite
Shared: Action · Shooter · FPS

Halo Infinite
Shared: FPS · Shooter · Action

Call of Duty®
Shared: FPS · Shooter · Action

Half-Life
Shared: FPS · Sci-fi · Shooter

DOOM
Shared: Action · FPS · Shooter

STAR WARS™ Battlefront™ II
Shared: Shooter · Action · Singleplayer

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

HELLDIVERS™ 2
Shared: Shooter · PvE · Action

Half-Life: Blue Shift
Shared: Action · FPS · Sci-fi

Half-Life: Opposing Force
Shared: Action · FPS · Sci-fi

KovaaK's
Shared: Action · Shooter · FPS

SUPERHOT
Shared: Action · FPS · Shooter

Crysis Remastered
Shared: Action · Shooter · FPS

DOOM Eternal
Shared: Action · FPS · Shooter

Deep Rock Galactic
Shared: FPS · PvE · Shooter

Battlefield™ 2042
Shared: FPS · Shooter · Action

RoboCop: Rogue City
Shared: Action · FPS · Singleplayer

Battlefield™ 6
Shared: FPS · Shooter · Action

STAR WARS™ Battlefront II (Classic, 2005)
Shared: Action · Shooter · Sci-fi

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

