Games like Alien Space Bastards
Games like Alien Space Bastards include BALL x PIT, Sky Force Reloaded, Nova Drift, Bit Blaster XL, and Sektori. We matched them by the tags players give Alien Space Bastards on Steam (Action, Arcade, Shooter, Bullet Hell, and Shoot 'Em Up): closest matches first, and among equally close ones the better-known games.

BALL x PIT
Shared: Action · Arcade · Bullet Hell

Sky Force Reloaded
Shared: Arcade · Shoot 'Em Up · Bullet Hell

Nova Drift
Shared: Arcade · Bullet Hell · Shoot 'Em Up

Bit Blaster XL
Shared: Bullet Hell · Shooter · Arcade

Sektori
Shared: Arcade · Shoot 'Em Up · Bullet Hell

Planes, Bullets and Vodka
Shared: Action · Shoot 'Em Up · Arcade

Halo: Spartan Assault
Shared: Action · Top-Down Shooter · Shooter

DoDonPachi Resurrection
Shared: Shooter · Bullet Hell · Arcade

Waves
Shared: Bullet Hell · Shooter · Arcade

Crimzon Clover World EXplosion
Shared: Action · Arcade · Bullet Hell

Ikaruga
Shared: Arcade · Bullet Hell · Action

ACE COMBAT™ 7: SKIES UNKNOWN
Shared: Arcade · Shooter · Action

Assault Android Cactus+
Shared: Bullet Hell · Shooter · Shoot 'Em Up

Revolution Ace
Shared: Action · Shoot 'Em Up · Bullet Hell

ESCHATOS
Shared: Bullet Hell · Shooter · Arcade

Nex Machina
Shared: Action · Arcade · Bullet Hell

Deep Rock Galactic: Survivor
Shared: Bullet Hell · Top-Down Shooter · Action

Chippy
Shared: Bullet Hell · Shoot 'Em Up · Arcade

Commando Collection
Shared: Action · Shooter · Arcade

Space Invaders Extreme
Shared: Arcade · Action · Bullet Hell

Phoenix Force
Shared: Bullet Hell · Arcade · Action

DoDonPachi Resurrection Reignite
Shared: Action · Arcade · Bullet Hell

R-Type Final 2
Shared: Action · Arcade · Shoot 'Em Up

LUFTRAUSERS
Shared: Arcade · Action · Bullet Hell