Games like Yggdrasil Defenders
Games like Yggdrasil Defenders include Vampire Survivors, Skul: The Hero Slayer, Hades, Megabonk, and Halls of Torment. We matched them by the tags players give Yggdrasil Defenders on Steam (Roguelite, Action, Action-Adventure, Bullet Hell, and Action Roguelike): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Roguelite · Bullet Hell · Action Roguelike

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

Hades
Shared: Roguelite · Action Roguelike · Action

Megabonk
Shared: Roguelite · Action Roguelike · Bullet Hell

Halls of Torment
Shared: Roguelite · Action Roguelike · Bullet Hell

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

Death Must Die
Shared: Roguelite · Bullet Hell · Action Roguelike

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

Dead Cells
Shared: Roguelite · Adventure · Action Roguelike

BALL x PIT
Shared: Roguelite · Action · Bullet Hell

UnderMine
Shared: Roguelite · Action Roguelike · Action

BlazBlue Entropy Effect
Shared: Action · Action Roguelike · Action-Adventure

Nuclear Throne
Shared: Action Roguelike · Action · Roguelite

暖雪 Warm Snow
Shared: Roguelite · Action Roguelike · Action-Adventure

ScourgeBringer
Shared: Action · Roguelite · Indie

Streets of Rogue
Shared: Roguelite · Action Roguelike · Action

Dungreed
Shared: Roguelite · Action Roguelike · Action

Tiny Rogues
Shared: Bullet Hell · Action Roguelike · Roguelite

Hades II
Shared: Action · Roguelite · Action Roguelike

Boneraiser Minions
Shared: Roguelite · Bullet Hell · Action Roguelike

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

Wizard of Legend
Shared: Action Roguelike · Action · Roguelite

Cultivation Story: Reincarnation
Shared: Roguelite · Action · Action Roguelike

SANABI
Shared: Action · Pixel Graphics · Adventure