Games like DOSMan: Space Aliens in Space!
Games like DOSMan: Space Aliens in Space! include BioShock Infinite, Warhammer 40,000: Boltgun, Half-Life 2, Far Cry 3, and MOUSE: P.I. For Hire. We matched them by the tags players give DOSMan: Space Aliens in Space! on Steam (Action, Adventure, Shooter, Boomer Shooter, and FPS): closest matches first, and among equally close ones the better-known games.

BioShock Infinite
Shared: Action · Shooter · FPS

Warhammer 40,000: Boltgun
Shared: Boomer Shooter · FPS · Action

Half-Life 2
Shared: Action · FPS · Shooter

Far Cry 3
Shared: Action · Adventure · FPS

MOUSE: P.I. For Hire
Shared: Action · FPS · Boomer Shooter

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · FPS

Apex Legends™
Shared: Shooter · FPS · Action

CULTIC
Shared: Boomer Shooter · Shooter · Action

Aimlabs
Shared: Shooter · Action · FPS

Serious Sam: Siberian Mayhem
Shared: Action · Adventure · Boomer Shooter

Prodeus
Shared: Boomer Shooter · Action · FPS

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

Counter-Strike
Shared: Action · Shooter · FPS

Black Mesa
Shared: Action · FPS · Shooter

POSTAL: Brain Damaged
Shared: Action · Shooter · Boomer Shooter

Selaco
Shared: Shooter · FPS · Action

Forgive Me Father
Shared: Action · Boomer Shooter · FPS

Borderlands 2
Shared: Action · Shooter · FPS

BRAZILIAN DRUG DEALER 3: I OPENED A PORTAL TO HELL IN THE FAVELA TRYING TO REVIVE MIT AIA I NEED TO CLOSE IT
Shared: Boomer Shooter · Shooter · FPS

VLADiK BRUTAL
Shared: Shooter · Action · FPS

Far Cry® 4
Shared: Action · FPS · Adventure

How to Fish
Shared: Shooter · Adventure · Action

SharpShooter3D
Shared: Action · Boomer Shooter · FPS

Grand Theft Auto V Legacy
Shared: Action · Shooter · Adventure