Games like Dungeon Cards
Games like Dungeon Cards include Inscryption, Slay the Spire, Slay the Spire 2, Balatro, and 9 Kings. We matched them by the tags players give Dungeon Cards on Steam (Indie, Roguelike, Card Battler, Puzzle, and Card Game): closest matches first, and among equally close ones the better-known games.

Inscryption
Shared: Card Battler · Card Game · Roguelike

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

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

Balatro
Shared: Roguelike · Card Game · Indie

9 Kings
Shared: Roguelike · RPG · Card Game

Roguebook
Shared: Indie · RPG · Card Game

Griftlands
Shared: Card Battler · RPG · Card Game

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

Gordian Quest
Shared: Card Battler · Card Game · RPG

Dicey Dungeons
Shared: Card Battler · Roguelike · Indie

Monster Train
Shared: Card Battler · Card Game · Roguelike

Die in the Dungeon
Shared: Roguelike · Card Game · Indie

Super Fantasy Kingdom
Shared: Roguelike · RPG · Card Game

Tainted Grail: Conquest
Shared: Roguelike · Card Game · RPG

Chrono Ark
Shared: Indie · RPG · Card Game

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

Black Book
Shared: Card Battler · Card Game · Roguelike

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

HELLCARD
Shared: Roguelike · Card Battler · RPG

Hand of Fate
Shared: Roguelike · Card Game · RPG

Loop Hero
Shared: Roguelike · Indie · Card Game

Across the Obelisk
Shared: Roguelike · Card Game · Card Battler

Wildfrost
Shared: Card Battler · Card Game · Roguelike

DICEOMANCER
Shared: Card Battler · Card Game · Roguelike