Games like RUNES Magica
Games like RUNES Magica include Skul: The Hero Slayer, Vampire Survivors, BlazBlue Entropy Effect, SANABI, and The Binding of Isaac: Rebirth. We matched them by the tags players give RUNES Magica on Steam (Action, 2D Fighter, Action Roguelike, 2D Platformer, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

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

Vampire Survivors
Shared: Action Roguelike · Pixel Graphics · Indie

BlazBlue Entropy Effect
Shared: Action · Action Roguelike · Pixel Graphics

SANABI
Shared: Action · Pixel Graphics · 2D Platformer

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

Rogue Legacy
Shared: Action · Action Roguelike · Indie

Katana ZERO
Shared: Action · Pixel Graphics · 2D Platformer

Celeste
Shared: Pixel Graphics · Indie · 2D Platformer

UnderMine
Shared: Action Roguelike · Pixel Graphics · Action

Dungreed
Shared: Action Roguelike · Action · Pixel Graphics

Downwell
Shared: Action Roguelike · Pixel Graphics · Action

Pizza Tower
Shared: 2D Platformer · Indie · Pixel Graphics

Wizard of Legend
Shared: Action Roguelike · Pixel Graphics · Action

Hades
Shared: Action Roguelike · Action · Indie

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

Your Only Move Is HUSTLE
Shared: 2D Fighter · Action · Pixel Graphics

Sephiria
Shared: Action Roguelike · Action · Pixel Graphics

Megabonk
Shared: Action Roguelike · Action · Indie

Enter the Gungeon
Shared: Action Roguelike · Pixel Graphics · Indie

Rivals of Aether
Shared: 2D Fighter · Pixel Graphics · Indie

Crimson Desert Enhanced
Shared: Action · Singleplayer · Fantasy

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

Nuclear Throne
Shared: Action Roguelike · Pixel Graphics · Action

Have a Nice Death
Shared: Action Roguelike · Action · 2D Platformer