Games like Little Mages
Games like Little Mages include Vampire Survivors, Skul: The Hero Slayer, Megabonk, Rogue Legacy, and Seraph's Last Stand. We matched them by the tags players give Little Mages on Steam (Action, Casual, Platformer, Roguelike, and Action Roguelike): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Roguelite · Casual

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

Megabonk
Shared: Roguelike · Action Roguelike · Action

Rogue Legacy
Shared: Platformer · Roguelike · Action

Seraph's Last Stand
Shared: Casual · Action Roguelike · Roguelike Deckbuilder

Risk of Rain (2013)
Shared: Roguelike · Action · Action Roguelike

Hades
Shared: Action Roguelike · Action · Roguelite

Death Must Die
Shared: Action Roguelike · Action · Roguelite

Dead Cells
Shared: Roguelike · Action Roguelike · Roguelite

Risk of Rain 2
Shared: Action Roguelike · Action · Roguelike

Dungreed
Shared: Action · Action Roguelike · Roguelike

Hades II
Shared: Action · Roguelike · Roguelite

Nuclear Throne
Shared: Roguelike · Action Roguelike · Action

BALL x PIT
Shared: Action · Roguelike · Roguelite

Halls of Torment
Shared: Action Roguelike · Roguelite · Action

Hand of Fate
Shared: Roguelike · Roguelike Deckbuilder · Action

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

Balatro
Shared: Roguelike · Roguelike Deckbuilder · Casual

Spelunky
Shared: Platformer · Roguelike · Action Roguelike

Noobs Want to Live
Shared: Action · Roguelike · Casual

Brotato
Shared: Roguelike · Action Roguelike · Bullet Hell

Crab Champions
Shared: Action Roguelike · Roguelike · Casual

Rocket Rats
Shared: Casual · Action Roguelike · Action

Gunfire Reborn
Shared: Roguelike · Roguelite · Action