Games like Alien Attack: Zero
Games like Alien Attack: Zero include SANABI, Noita, Katana ZERO, Hyper Light Drifter, and Skul: The Hero Slayer. We matched them by the tags players give Alien Attack: Zero on Steam (Indie, Action, Adventure, Simulation, and Sci-fi): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Action · Pixel Graphics · Adventure

Noita
Shared: Indie · Pixel Graphics · Difficult

Katana ZERO
Shared: Action · Pixel Graphics · Indie

Hyper Light Drifter
Shared: Indie · Pixel Graphics · Adventure

Skul: The Hero Slayer
Shared: Indie · Action · Pixel Graphics

The Escapists
Shared: Pixel Graphics · Indie · Simulation

MO:Astray
Shared: Indie · Action · Adventure

Axiom Verge
Shared: Indie · Action · Pixel Graphics

Deliver Us The Moon
Shared: Indie · Adventure · Action

Titan Souls
Shared: Indie · Adventure · Action

Celeste
Shared: Indie · Pixel Graphics · Difficult

Jump King
Shared: Indie · Adventure · Difficult

Out There Somewhere
Shared: Indie · Adventure · Pixel Graphics

UBERMOSH
Shared: Action · Indie · Pixel Graphics

Gato Roboto
Shared: Indie · Action · Adventure

Party Hard 2
Shared: Indie · Action · Pixel Graphics

UFO 50
Shared: Indie · Action · Pixel Graphics

Hotline Miami
Shared: Action · Indie · Pixel Graphics

Shovel Knight: Treasure Trove
Shared: Indie · Pixel Graphics · Adventure

Ghostrunner
Shared: Action · Cyberpunk · Difficult

Dungeon Munchies
Shared: Indie · Action · Adventure

Enter the Gungeon
Shared: Indie · Pixel Graphics · Difficult

Papers, Please
Shared: Indie · Simulation · Pixel Graphics

Rain World
Shared: Indie · Difficult · Pixel Graphics

