Games like Beyond The Space Wall
Games like Beyond The Space Wall include Cyberhunt, Halo: Spartan Assault, Planes, Bullets and Vodka, Timberman, and Bright Memory: Infinite. We matched them by the tags players give Beyond The Space Wall on Steam (Indie, Casual, Sci-fi, Action, and 2.5D): closest matches first, and among equally close ones the better-known games.

Cyberhunt
Shared: Indie · Casual · Action

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

Planes, Bullets and Vodka
Shared: Casual · Action · Arcade

Timberman
Shared: Casual · Indie · Action

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

12 is Better Than 6
Shared: Action · Indie · Shooter

Bit Blaster XL
Shared: Arcade · Shooter · Casual

Vampire Survivors
Shared: Indie · Casual · 2D

Zombotron
Shared: Indie · Action · Sci-fi

Strike Force Heroes
Shared: Action · Shooter · Arena Shooter

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

BEEP
Shared: Indie · Action · Casual

Chorus
Shared: Indie · Action · Sci-fi

Defy Gravity Extended
Shared: Indie · Action · Casual

SNKRX
Shared: Arena Shooter · Top-Down Shooter · Arcade

Waveform
Shared: Indie · Casual · Arcade

Exit the Gungeon
Shared: Indie · Action · Arcade

Black Mesa
Shared: Sci-fi · Action · Shooter

Broforce
Shared: Action · Indie · 2D

UFO 50
Shared: Indie · Action · Arcade

A Dance of Fire and Ice
Shared: Indie · Arcade · Casual

Nova Drift
Shared: Arcade · Arena Shooter · Shooter

My Friend Pedro
Shared: Indie · Action · Shooter

Starblast
Shared: Indie · Action · Casual