Games like Mechabot Defender
Games like Mechabot Defender include Vampire Survivors, BALL x PIT, Megabonk, Halls of Torment, and Death Must Die. We matched them by the tags players give Mechabot Defender on Steam (Casual, Action Roguelike, Pixel Graphics, Action, and Bullet Hell): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Pixel Graphics · Bullet Hell

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

Megabonk
Shared: Action Roguelike · Bullet Hell · Roguelite

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

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

Boneraiser Minions
Shared: Action Roguelike · Pixel Graphics · Bullet Hell

Rocket Rats
Shared: Action Roguelike · Pixel Graphics · Casual

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

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

Nuclear Throne
Shared: Action Roguelike · Pixel Graphics · Bullet Hell

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

Noobs Want to Live
Shared: Pixel Graphics · Bullet Hell · Action

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

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

Brotato
Shared: Action Roguelike · Bullet Hell · Singleplayer

Dungreed
Shared: Action Roguelike · Pixel Graphics · Action

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

UnderMine
Shared: Action Roguelike · Pixel Graphics · Roguelite

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Pixel Graphics · 2D

Dead Cells
Shared: Action Roguelike · Pixel Graphics · 2D

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

Timberman
Shared: Casual · Pixel Graphics · Action

Hades
Shared: Action Roguelike · Roguelite · Action

Renfield: Bring Your Own Blood
Shared: Action Roguelike · Pixel Graphics · Bullet Hell