Games like poker dungeon
Games like poker dungeon include Slay the Spire, Balatro, 9 Kings, Monster Train, and Slay the Spire 2. We matched them by the tags players give poker dungeon on Steam (Casual, RPG, Card Game, JRPG, and Strategy RPG): closest matches first, and among equally close ones the better-known games.

Slay the Spire
Shared: Card Game · Roguelike · Card Battler

Balatro
Shared: Card Game · Roguelike · Casual

9 Kings
Shared: RPG · Card Game · Roguelike

Monster Train
Shared: Card Game · Card Battler · Roguelike

Slay the Spire 2
Shared: Card Game · Roguelike · Card Battler

Across the Obelisk
Shared: Casual · Card Game · Roguelike

Black Book
Shared: Card Game · Card Battler · RPG

Roguebook
Shared: RPG · Card Game · Roguelike

Griftlands
Shared: RPG · Card Battler · Card Game

Super Fantasy Kingdom
Shared: RPG · Roguelike · Card Game

Dungeons & Degenerate Gamblers
Shared: Card Game · Roguelike · RPG

Inscryption
Shared: Card Game · Card Battler · Roguelike

Loop Hero
Shared: Roguelike · Card Game · Strategy RPG

Endless Voyage / 无尽航线
Shared: RPG · Card Game · Casual

Journey to the West
Shared: RPG · Card Game · Card Battler

Gordian Quest
Shared: RPG · Card Game · Card Battler

Overdungeon
Shared: RPG · Casual · Card Game

Dream of Corpse Lady
Shared: Card Game · Card Battler · Strategy RPG

Touhou: Lost Branch of Legend
Shared: Card Game · Roguelike · Card Battler

Brutal Orchestra
Shared: RPG · Roguelike · Roguelite

Chrono Ark
Shared: RPG · Card Game · Roguelite

NEOVERSE
Shared: Card Game · Card Battler · JRPG

Prime of Flames
Shared: RPG · Strategy RPG · Roguelike

DICEOMANCER
Shared: Card Game · Card Battler · Roguelike