Games like X-COM: Enforcer
Games like X-COM: Enforcer include The Bureau: XCOM Declassified, STAR WARS™ Battlefront™ II, HELLDIVERS™ 2, STAR WARS™ Battlefront II (Classic, 2005), and Warhammer 40,000: Space Marine - Anniversary Edition. We matched them by the tags players give X-COM: Enforcer on Steam (Strategy, Action, Shooter, Third-Person Shooter, and Sci-fi): closest matches first, and among equally close ones the better-known games.

The Bureau: XCOM Declassified
Shared: Action · Third-Person Shooter · Sci-fi

STAR WARS™ Battlefront™ II
Shared: Shooter · Third-Person Shooter · Action

HELLDIVERS™ 2
Shared: Third-Person Shooter · Shooter · Action

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

Warhammer 40,000: Space Marine - Anniversary Edition
Shared: Action · Third-Person Shooter · Sci-fi

Grand Theft Auto V Legacy
Shared: Action · Shooter · Third Person

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · Third-Person Shooter

Dead Space (2008)
Shared: Action · Sci-fi · Third Person

Aliens: Fireteam Elite
Shared: Shooter · Action · Third-Person Shooter

Dead Space
Shared: Third-Person Shooter · Sci-fi · Shooter

Dead Space™ 2
Shared: Shooter · Third-Person Shooter · Action

Hitman: Absolution
Shared: Action · Third-Person Shooter · Third Person

Vanquish
Shared: Action · Third-Person Shooter · Sci-fi

Warframe
Shared: Action · Third-Person Shooter · Third Person

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

Just Cause™ 3
Shared: Action · Third-Person Shooter · Shooter

Warhammer 40,000: Space Marine 2
Shared: Action · Third-Person Shooter · Third Person

STAR WARS™ Battlefront
Shared: Shooter · Sci-fi · Strategy

Max Payne 3
Shared: Action · Third-Person Shooter · Shooter

Black Mesa
Shared: Action · Sci-fi · Shooter

Tom Clancy's Ghost Recon® Wildlands
Shared: Shooter · Action · Singleplayer

Tomb Raider Game of the Year
Shared: Action · Third Person · Third-Person Shooter

Quantum Break
Shared: Action · Sci-fi · Third-Person Shooter

EARTH DEFENSE FORCE 5
Shared: Action · Third-Person Shooter · Shooter

