Games like Maze Monsters
Games like Maze Monsters include Vampire Survivors, The Binding of Isaac: Rebirth, Dead Cells, Skul: The Hero Slayer, and Moonlighter. We matched them by the tags players give Maze Monsters on Steam (Action Roguelike, 2D Platformer, Dungeon Crawler, Procedural Generation, and Character Action Game): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Roguelite · Roguelike

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Roguelike · Dungeon Crawler

Dead Cells
Shared: Action Roguelike · Roguelike · Roguelite

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

Moonlighter
Shared: Dungeon Crawler · Action Roguelike · Roguelite

Noita
Shared: Dungeon Crawler · Roguelike · Action Roguelike

UnderMine
Shared: Action Roguelike · Dungeon Crawler · Roguelite

Caveblazers
Shared: Action Roguelike · 2D Platformer · Procedural Generation

Hades
Shared: Action Roguelike · Roguelite · Roguelike

Dungreed
Shared: Action Roguelike · Roguelike · Dungeon Crawler

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

Spelunky
Shared: Action Roguelike · Roguelike · Platformer

Rogue Legacy
Shared: Action Roguelike · Roguelike · Platformer

Downwell
Shared: Action Roguelike · 2D Platformer · Arcade

Enter the Gungeon
Shared: Action Roguelike · Dungeon Crawler · Roguelike

Megabonk
Shared: Action Roguelike · Roguelike · Roguelite

Rogue Legacy 2
Shared: Arcade · Platformer · Roguelite

Heroes of Hammerwatch II
Shared: Action Roguelike · Dungeon Crawler · Roguelike

Wizard of Legend
Shared: Action Roguelike · Dungeon Crawler · Roguelike

30XX
Shared: Action Roguelike · 2D Platformer · Roguelite

Neon Abyss
Shared: Roguelike · Procedural Generation · Platformer

Hades II
Shared: Action Roguelike · Roguelike · Roguelite

BALL x PIT
Shared: Action Roguelike · Arcade · Roguelite

Anomaly Agent
Shared: 2D Platformer · Action Roguelike · Platformer