Games like Spirit Dungeon
Games like Spirit Dungeon include 9 Kings, Slay the Spire 2, Super Fantasy Kingdom, Slay the Spire, and Darkest Dungeon®. We matched them by the tags players give Spirit Dungeon on Steam (Roguelike, Party-Based RPG, Auto Battler, Creature Collector, and Deckbuilding): closest matches first, and among equally close ones the better-known games.

9 Kings
Shared: Roguelike · Auto Battler · Deckbuilding

Slay the Spire 2
Shared: Roguelike · Deckbuilding · Turn-Based Combat

Super Fantasy Kingdom
Shared: Roguelike · Auto Battler · RPG

Slay the Spire
Shared: Roguelike · Card Battler · Deckbuilding

Darkest Dungeon®
Shared: Roguelike · Turn-Based Combat · RPG

He is Coming
Shared: Roguelike · Auto Battler · Strategy

Dwarves: Glory, Death and Loot
Shared: Auto Battler · Roguelike · Party-Based RPG

Griftlands
Shared: Card Battler · Deckbuilding · Roguelike

Monster Train
Shared: Roguelike · Card Battler · Deckbuilding

Aethermancer
Shared: Roguelike · Creature Collector · Party-Based RPG

Die in the Dungeon
Shared: Roguelike · Deckbuilding · Card Battler

Balatro
Shared: Roguelike · Deckbuilding · Strategy

Vampire Crawlers: The Turbo Wildcard from Vampire Survivors
Shared: Roguelike · Card Battler · Deckbuilding

Tavern of Gods
Shared: Auto Battler · Creature Collector · Roguelike

HELLCARD
Shared: Roguelike · Card Battler · Deckbuilding

Peglin
Shared: Roguelike · Deckbuilding · Strategy

Batomon Showdown
Shared: Auto Battler · Creature Collector · Roguelike

For The King II
Shared: Party-Based RPG · Roguelike · RPG

Loop Hero
Shared: Roguelike · Deckbuilding · Indie

Inscryption
Shared: Card Battler · Deckbuilding · Roguelike

Journey to the West
Shared: Roguelike · Card Battler · Party-Based RPG

天外武林 (Traveler of Wuxia)
Shared: Roguelike · Deckbuilding · Card Battler

The Last Flame
Shared: Roguelike · Auto Battler · Strategy

Gloomhaven
Shared: Turn-Based Combat · Party-Based RPG · Tactical RPG