Games like Starship Intruder
Games like Starship Intruder include The Escapists, FTL: Faster Than Light, Baba Is You, Cosmoteer: Starship Architect & Commander, and Aliens: Dark Descent. We matched them by the tags players give Starship Intruder on Steam (Pixel Graphics, Typing, 2D, Sci-fi, and Minimalist): closest matches first, and among equally close ones the better-known games.

The Escapists
Shared: Pixel Graphics · 2D · Singleplayer

FTL: Faster Than Light
Shared: Sci-fi · Strategy · Singleplayer

Baba Is You
Shared: Pixel Graphics · Singleplayer · 2D

Cosmoteer: Starship Architect & Commander
Shared: Sci-fi · 2D · Singleplayer

Aliens: Dark Descent
Shared: Sci-fi · Strategy · Tactical

Dome Keeper
Shared: Sci-fi · Singleplayer · Pixel Graphics

Vampire Survivors
Shared: Pixel Graphics · 2D · Singleplayer

Door Kickers
Shared: Top-Down · 2D · Strategy

SANABI
Shared: Pixel Graphics · 2D · Singleplayer

Balatro
Shared: Pixel Graphics · Singleplayer · Strategy

Hotline Miami
Shared: Pixel Graphics · Top-Down · Action

Hotline Miami 2: Wrong Number
Shared: Pixel Graphics · Top-Down · Action

Party Hard
Shared: Pixel Graphics · Strategy · 2D

The Escapists 2
Shared: Pixel Graphics · 2D · Strategy

Skul: The Hero Slayer
Shared: Pixel Graphics · 2D · Singleplayer

Gunpoint
Shared: Pixel Graphics · 2D · Singleplayer

Your Only Move Is HUSTLE
Shared: Pixel Graphics · 2D · Strategy

Dungeon Warfare
Shared: Pixel Graphics · 2D · Strategy

Infested Planet
Shared: Sci-fi · Strategy · Top-Down

CARRION
Shared: Pixel Graphics · 2D · Singleplayer

Kingdom Rush - Tower Defense
Shared: 2D · Singleplayer · Strategy

Crying Suns
Shared: Pixel Graphics · Sci-fi · Strategy

Finding Paradise
Shared: Pixel Graphics · 2D · Singleplayer

Revenge of the Titans
Shared: Pixel Graphics · Sci-fi · 2D