Games like Arsenal Demon
Games like Arsenal Demon include Gunfire Reborn, ULTRAKILL, Megabonk, Devil Daggers, and Warhammer 40,000: Boltgun. We matched them by the tags players give Arsenal Demon on Steam (Indie, Roguelite, Action, FPS, and Retro): closest matches first, and among equally close ones the better-known games.

Gunfire Reborn
Shared: Roguelite · FPS · Roguelike

ULTRAKILL
Shared: FPS · Fast-Paced · Arena Shooter

Megabonk
Shared: Roguelite · Indie · Roguelike

Devil Daggers
Shared: Indie · FPS · Action

Warhammer 40,000: Boltgun
Shared: FPS · Retro · Action

Turbo Overkill
Shared: FPS · Action · Indie

DUSK
Shared: FPS · Retro · Shooter

GTTOD
Shared: FPS · Action · Indie

MULLET MADJACK
Shared: FPS · Action · Indie

Counter-Strike 2
Shared: FPS · Action · Shooter

Roboquest
Shared: Roguelite · FPS · Shooter

Prodeus
Shared: FPS · Action · Retro

STRAFE: Gold Edition
Shared: Roguelite · Action · FPS

PUBG: BATTLEGROUNDS
Shared: Shooter · FPS · Survival

Vampire Survivors
Shared: Roguelite · Indie · Roguelike

COMPOUND
Shared: Roguelite · Action · Indie

BPM: BULLETS PER MINUTE
Shared: FPS · Indie · Action

Hades
Shared: Roguelite · Indie · Action

HROT
Shared: FPS · Retro · Indie

Ziggurat
Shared: Roguelite · Action · FPS

Heavy Bullets
Shared: Indie · Action · FPS

Skul: The Hero Slayer
Shared: Indie · Action · Roguelite

CULTIC
Shared: FPS · Action · Shooter

Ziggurat 2
Shared: Roguelite · FPS · Shooter