Games like ROACH INVASION
Games like ROACH INVASION include HELLDIVERS™ 2, Warhammer 40,000: Space Marine 2, The Callisto Protocol™, Warhammer 40,000: Space Marine - Anniversary Edition, and Warframe. We matched them by the tags players give ROACH INVASION on Steam (3D Platformer, Third-Person Shooter, Action, Top-Down, and Hack and Slash): closest matches first, and among equally close ones the better-known games.

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

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

The Callisto Protocol™
Shared: Third-Person Shooter · Sci-fi · Survival Horror

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

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

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

Resident Evil 4
Shared: Action · Third-Person Shooter · Survival Horror

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

EARTH DEFENSE FORCE 6
Shared: Third-Person Shooter · Action · Sci-fi

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

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

Ratchet & Clank: Rift Apart
Shared: 3D Platformer · Action · Third-Person Shooter

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

Resident Evil 4 (2005)
Shared: Action · Third-Person Shooter · Survival Horror

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

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

Resident Evil Requiem
Shared: Third-Person Shooter · Action · Survival Horror

Voidling Bound
Shared: Third-Person Shooter · Action · PvE

ARC Raiders
Shared: Third-Person Shooter · PvE · Sci-fi

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

Bright Memory: Infinite
Shared: Action · Sci-fi · Singleplayer

Spark the Electric Jester 3
Shared: 3D Platformer · Action · Hack and Slash

The Thing: Remastered
Shared: Action · Third-Person Shooter · Sci-fi

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