Games like The Mofflys: Invasion Mayhem
Games like The Mofflys: Invasion Mayhem include Half-Life: Alyx, Pistol Whip, Starship Troopers: Extermination, Black Mesa, and Project Wingman. We matched them by the tags players give The Mofflys: Invasion Mayhem on Steam (Action, Casual, On-Rails Shooter, 6DOF, and Sci-fi): closest matches first, and among equally close ones the better-known games.

Half-Life: Alyx
Shared: VR · Action · Sci-fi

Pistol Whip
Shared: VR · Action · On-Rails Shooter

Starship Troopers: Extermination
Shared: Action · Sci-fi · Aliens

Black Mesa
Shared: Action · Sci-fi · Shooter

Project Wingman
Shared: Action · VR · Arcade

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

BONEWORKS
Shared: VR · Action · Shooter

Overload
Shared: Action · VR · 6DOF

Pavlov
Shared: VR · Action · Shooter

EVERSPACE™
Shared: Action · Sci-fi · VR

Bit Blaster XL
Shared: Action · Casual · Arcade

Vertigo 2
Shared: VR · Sci-fi · Shooter

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

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

Space Pirate Trainer
Shared: VR · Action · Sci-fi

Contractors
Shared: VR · Action · Casual

STAR WARS™: Squadrons
Shared: VR · Action · Sci-fi

Aliens vs. Predator™
Shared: Action · Sci-fi · Aliens

Crysis Remastered
Shared: Action · Sci-fi · Shooter

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

Gorilla Tag
Shared: VR · Action · Casual

Rez Infinite
Shared: On-Rails Shooter · Action · VR

Alien: Rogue Incursion VR
Shared: VR · Action · Aliens

pureya
Shared: Casual · Minigames · Action