Games like AbyssFloor Survivors
Games like AbyssFloor Survivors include Megabonk, Brotato, Cyberpunk 2077, RoboCop: Rogue City, and Hard Reset Extended Edition. We matched them by the tags players give AbyssFloor Survivors on Steam (Action, Survival, Bullet Hell, Cyberpunk, and Sci-fi): closest matches first, and among equally close ones the better-known games.

Megabonk
Shared: Bullet Hell · Survival · Action

Brotato
Shared: Bullet Hell · Singleplayer · Survival

Cyberpunk 2077
Shared: Cyberpunk · Singleplayer · Sci-fi

RoboCop: Rogue City
Shared: Action · Cyberpunk · Singleplayer

Hard Reset Extended Edition
Shared: Action · Cyberpunk · Sci-fi

Stray
Shared: Cyberpunk · Singleplayer · Robots

Ghostrunner
Shared: Action · Cyberpunk · Singleplayer

PRAGMATA
Shared: Action · Sci-fi · Robots

ARMORED CORE™ VI FIRES OF RUBICON™
Shared: Action · Robots · Sci-fi

Binary Domain
Shared: Action · Sci-fi · Cyberpunk

Deus Ex: Human Revolution - Director’s Cut
Shared: Cyberpunk · Action · Sci-fi

Deus Ex: Mankind Divided
Shared: Cyberpunk · Action · Sci-fi

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

UBERMOSH
Shared: Action · Cyberpunk · Bullet Hell

Ultimate Custom Night
Shared: Singleplayer · Survival · Robots

Vampire Survivors
Shared: Bullet Hell · Singleplayer · Action

E.Y.E: Divine Cybermancy
Shared: Action · Cyberpunk · Sci-fi

20 Minutes Till Dawn
Shared: Survival · Bullet Hell · Singleplayer

RUINER
Shared: Action · Cyberpunk · Indie

System Shock
Shared: Action · Cyberpunk · Sci-fi

SANABI
Shared: Action · Cyberpunk · Singleplayer

Portal
Shared: Sci-fi · Singleplayer · 3D Platformer

Bomb Rush Cyberfunk
Shared: Action · 3D Platformer · Cyberpunk

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