Games like Carl's Alien Shooting
Games like Carl's Alien Shooting include Vampire Survivors, 20 Minutes Till Dawn, Megabonk, Brotato, and Enter the Gungeon. We matched them by the tags players give Carl's Alien Shooting on Steam (Casual, Indie, Action Roguelike, Survival, and Shooter): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Indie

20 Minutes Till Dawn
Shared: Action Roguelike · Survival · Bullet Hell

Megabonk
Shared: Action Roguelike · Indie · Bullet Hell

Brotato
Shared: Action Roguelike · Bullet Hell · Singleplayer

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

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

Rocket Rats
Shared: Action Roguelike · Casual · Bullet Hell

Nuclear Throne
Shared: Action Roguelike · Indie · Bullet Hell

Boneraiser Minions
Shared: Action Roguelike · Bullet Hell · Indie

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

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

EVERSPACE™
Shared: Action Roguelike · Indie · Space

God Of Weapons
Shared: Action Roguelike · Bullet Hell · Survival

Starbound
Shared: Survival · Space · Casual

Star Survivor
Shared: Casual · Action Roguelike · Survival

Skul: The Hero Slayer
Shared: Indie · Action Roguelike · Pixel Graphics

Apocalypse Party
Shared: Casual · Action Roguelike · Singleplayer

Seraph's Last Stand
Shared: Casual · Action Roguelike · Bullet Hell

Asgard's Fall — Viking Survivors
Shared: Action Roguelike · Casual · Indie

Bit Blaster XL
Shared: Bullet Hell · Shooter · Casual

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

Astro Prospector
Shared: Casual · Action Roguelike · Bullet Hell

Atomicrops
Shared: Action Roguelike · Bullet Hell · Indie

Star of Providence
Shared: Action Roguelike · Indie · Bullet Hell