Games like Space Scavenger
Games like Space Scavenger include BALL x PIT, Brotato, Yet Another Zombie Survivors, Megabonk, and Nuclear Throne. We matched them by the tags players give Space Scavenger on Steam (Action Roguelike, Building, Top-Down Shooter, Colorful, and Roguelike): closest matches first, and among equally close ones the better-known games.

BALL x PIT
Shared: Action Roguelike · Arcade · Roguelike

Brotato
Shared: Action Roguelike · Roguelike · Singleplayer

Yet Another Zombie Survivors
Shared: Action Roguelike · Top-Down Shooter · Arcade

Megabonk
Shared: Action Roguelike · Roguelike · Singleplayer

Nuclear Throne
Shared: Action Roguelike · Roguelike · Top-Down Shooter

Vampire Survivors
Shared: Action Roguelike · Roguelike · Singleplayer

SYNTHETIK 2
Shared: Action Roguelike · Top-Down Shooter · Roguelike

Hades
Shared: Action Roguelike · Roguelike · Singleplayer

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Roguelike · Singleplayer

The Binding of Isaac
Shared: Action Roguelike · Roguelike · Indie

SYNTHETIK: Legion Rising
Shared: Top-Down Shooter · Action Roguelike · Roguelike

Voidigo
Shared: Action Roguelike · Roguelike · Top-Down Shooter

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Top-Down Shooter · Arcade

Galactic Glitch
Shared: Action Roguelike · Top-Down Shooter · Roguelike

Enter the Gungeon
Shared: Action Roguelike · Roguelike · Indie

Maniac
Shared: Action Roguelike · Top-Down Shooter · Singleplayer

FTL: Faster Than Light
Shared: Roguelike · Space · Singleplayer

Bounty of One
Shared: Top-Down Shooter · Action Roguelike · Colorful

Nova Drift
Shared: Action Roguelike · Arcade · Roguelike

Apocalypse Party
Shared: Action Roguelike · Top-Down Shooter · Singleplayer

Skul: The Hero Slayer
Shared: Action Roguelike · Roguelike · Singleplayer

Teleglitch: Die More Edition
Shared: Action Roguelike · Top-Down Shooter · Roguelike

Risk of Rain 2
Shared: Action Roguelike · Roguelike · Action

Relic Hunters Zero: Remix
Shared: Action Roguelike · Top-Down Shooter · Twin Stick Shooter