Games like Metal Head Warfare
Games like Metal Head Warfare include Vampire Survivors, Nova Drift, BALL x PIT, Bit Blaster XL, and 20 Minutes Till Dawn. We matched them by the tags players give Metal Head Warfare on Steam (Shoot 'Em Up, Bullet Hell, Arcade, Shooter, and Roguelite): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Bullet Hell · Roguelite · 2D

Nova Drift
Shared: Shoot 'Em Up · Bullet Hell · Arcade

BALL x PIT
Shared: Arcade · Bullet Hell · Roguelite

Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Shooter

20 Minutes Till Dawn
Shared: Bullet Hell · Shoot 'Em Up · Roguelite

Planes, Bullets and Vodka
Shared: Shoot 'Em Up · Bullet Hell · Action

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

Megabonk
Shared: Bullet Hell · Roguelite · Action Roguelike

LUFTRAUSERS
Shared: Bullet Hell · Arcade · Shoot 'Em Up

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

Star of Providence
Shared: Bullet Hell · Shoot 'Em Up · Roguelite

Boneraiser Minions
Shared: Bullet Hell · Roguelite · 2D

Utopia Must Fall
Shared: Arcade · Roguelite · Bullet Hell

Soulstone Survivors
Shared: Bullet Hell · Roguelite · Action Roguelike

Time Wasters
Shared: Bullet Hell · Shoot 'Em Up · Roguelite

Rocket Rats
Shared: Bullet Hell · Roguelite · 2D

SNKRX
Shared: Shoot 'Em Up · Roguelite · Arcade

Twilight Survivors
Shared: Bullet Hell · Shoot 'Em Up · Roguelite

Sky Force Reloaded
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Ikaruga
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Slime 3K: Rise Against Despot
Shared: Bullet Hell · Shoot 'Em Up · Roguelite

Beat Hazard
Shared: Bullet Hell · Shoot 'Em Up · 2D

Pass the Fear
Shared: Bullet Hell · Roguelite · Shooter

Star Saviors
Shared: Shoot 'Em Up · Bullet Hell · Action