Games like King Must Survive
Games like King Must Survive include Vampire Survivors, Megabonk, 20 Minutes Till Dawn, Brotato, and Soulstone Survivors. We matched them by the tags players give King Must Survive on Steam (Action Roguelike, Bullet Hell, Combat, Casual, and Medieval): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Singleplayer

Megabonk
Shared: Action Roguelike · Bullet Hell · Action

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

Brotato
Shared: Bullet Hell · Action Roguelike · Singleplayer

Soulstone Survivors
Shared: Action Roguelike · Bullet Hell · Action RPG

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

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

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

Yet Another Zombie Survivors
Shared: Action Roguelike · Singleplayer · Arcade

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

Twilight Survivors
Shared: Action Roguelike · Bullet Hell · Combat

Project Lazarus
Shared: Action Roguelike · Bullet Hell · Casual

Boneraiser Minions
Shared: Action Roguelike · Bullet Hell · Casual

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

Arms of God
Shared: Action Roguelike · Bullet Hell · Casual

Hades
Shared: Action Roguelike · Action · Singleplayer

Crab Champions
Shared: Action Roguelike · Bullet Hell · Arcade

Nova Drift
Shared: Bullet Hell · Action Roguelike · Arcade

Monsters are Coming!
Shared: Bullet Hell · Action Roguelike · Action

Wanderburg
Shared: Action Roguelike · Medieval · Bullet Hell

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Bullet Hell · Action

Goobies
Shared: Action Roguelike · Bullet Hell · Casual

Rocket Rats
Shared: Action Roguelike · Bullet Hell · Casual

Pass the Fear
Shared: Action Roguelike · Bullet Hell · Combat