Games like Dumbass Survivors
Games like Dumbass Survivors include Vampire Survivors, Enter the Gungeon, Megabonk, Nuclear Throne, and Halls of Torment. We matched them by the tags players give Dumbass Survivors on Steam (Action Roguelike, Funny, Bullet Hell, Zombies, and Satire): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Vampires

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Roguelike

Megabonk
Shared: Action Roguelike · Bullet Hell · Roguelike

Nuclear Throne
Shared: Action Roguelike · Roguelike · Bullet Hell

Halls of Torment
Shared: Action Roguelike · Bullet Hell · Roguelike

Death Must Die
Shared: Action Roguelike · Bullet Hell · Action

Death Road to Canada
Shared: Action Roguelike · Zombies · Roguelike

BALL x PIT
Shared: Bullet Hell · Action Roguelike · Action

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

Boneraiser Minions
Shared: Action Roguelike · Bullet Hell · Vampires

Necrosmith
Shared: Action Roguelike · Zombies · Bullet Hell

Noobs Want to Live
Shared: Bullet Hell · Action Roguelike · Roguelike

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

Rocket Rats
Shared: Action Roguelike · Bullet Hell · Action

Voidigo
Shared: Action Roguelike · Bullet Hell · Roguelike

Have a Nice Death
Shared: Action Roguelike · Funny · Action

Dead Cells
Shared: Action Roguelike · Roguelike · 2D

Brotato
Shared: Action Roguelike · Bullet Hell · Roguelike

Rabbit and Steel
Shared: Action Roguelike · Bullet Hell · Roguelike

Atomicrops
Shared: Bullet Hell · Action Roguelike · Roguelike

Apocalypse Party
Shared: Action Roguelike · Bullet Hell · Zombies

Dungreed
Shared: Action Roguelike · Roguelike · Action

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

FatalZone
Shared: Action Roguelike · Bullet Hell · Zombies