Games like Walpurgis Raid
Games like Walpurgis Raid include Vampire Survivors, Skul: The Hero Slayer, Enter the Gungeon, The Binding of Isaac: Rebirth, and Rabbit and Steel. We matched them by the tags players give Walpurgis Raid on Steam (Action, Casual, Action Roguelike, Roguelike, and 2D): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · 2D · Casual

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

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

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

Rabbit and Steel
Shared: Action Roguelike · Roguelike · Anime

Megabonk
Shared: Action Roguelike · Roguelike · Action

BlazBlue Entropy Effect
Shared: Action · Action Roguelike · 2D

Rogue Legacy
Shared: Roguelike · Action · Action Roguelike

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

Sephiria
Shared: Action Roguelike · Roguelike · Action

Dead Cells
Shared: Roguelike · Action Roguelike · 2D

Nuclear Throne
Shared: Action Roguelike · Roguelike · Action

DJMAX RESPECT V
Shared: Casual · Action · Anime

Halls of Torment
Shared: Action Roguelike · Action · Roguelike

BALL x PIT
Shared: Action · Roguelike · Action Roguelike

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

Dungreed
Shared: Action Roguelike · Action · Roguelike

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

Touhou Endless Dream
Shared: Casual · Anime · Roguelike

Muse Dash
Shared: Anime · Casual · Cute

Wedding Witch
Shared: Action Roguelike · Action · Roguelike

Noobs Want to Live
Shared: Action · Roguelike · Action Roguelike

Rocket Rats
Shared: Action Roguelike · Casual · Action

Gensokyo Night Festival
Shared: Action · Casual · Pixel Graphics