Games like Mushroom Survivors
Games like Mushroom Survivors include Hades, Vampire Survivors, Skul: The Hero Slayer, 暖雪 Warm Snow, and Dead Cells. We matched them by the tags players give Mushroom Survivors on Steam (Action Roguelike, RPG, Action, Roguelite, and Adventure): closest matches first, and among equally close ones the better-known games.

Hades
Shared: Action Roguelike · Roguelite · Action

Vampire Survivors
Shared: Action Roguelike · Roguelite · 2D

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

暖雪 Warm Snow
Shared: Action Roguelike · Roguelite · RPG

Dead Cells
Shared: Action Roguelike · Adventure · Roguelike

Hades II
Shared: Action · Roguelite · Action Roguelike

Streets of Rogue
Shared: Action Roguelike · Roguelite · RPG

Rogue Legacy
Shared: Action Roguelike · Action · Roguelike

UnderMine
Shared: Action Roguelike · Roguelite · RPG

Gunfire Reborn
Shared: Roguelite · Roguelike · Action Roguelike

Halls of Torment
Shared: Action Roguelike · Roguelite · Action

Dungreed
Shared: Action Roguelike · Roguelite · Action

Sephiria
Shared: Action Roguelike · Roguelite · Action

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

Death Must Die
Shared: Action Roguelike · Roguelite · RPG

Heroes of Hammerwatch II
Shared: Action Roguelike · RPG · Action

Ravenswatch
Shared: Action Roguelike · Action · Roguelike

Megabonk
Shared: Action Roguelike · Roguelite · Roguelike

SULFUR
Shared: Action Roguelike · Roguelite · RPG

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

Rogue Heroes: Ruins of Tasos
Shared: RPG · Action · Adventure

Rogue Legacy 2
Shared: Action · Roguelite · RPG

bit Dungeon II
Shared: RPG · Action Roguelike · Action

Roguelands
Shared: Action Roguelike · RPG · Roguelike