Games like Disc Dungeon
Games like Disc Dungeon include Slay the Spire, For The King II, Super Fantasy Kingdom, GWENT: Rogue Mage (Single-Player Expansion), and 9 Kings. We matched them by the tags players give Disc Dungeon on Steam (Roguelike, Board Game, Card Battler, Billiards, and Fantasy): closest matches first, and among equally close ones the better-known games.

Slay the Spire
Shared: Roguelike · Card Battler · Strategy

For The King II
Shared: Board Game · RPG · Roguelike

Super Fantasy Kingdom
Shared: Roguelike · RPG · Fantasy

GWENT: Rogue Mage (Single-Player Expansion)
Shared: Board Game · Roguelike · Card Battler

9 Kings
Shared: Roguelike · RPG · Strategy

For The King
Shared: Roguelike · RPG · Strategy

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

Talisman: Digital Classic Edition
Shared: Board Game · RPG · Strategy

Dragon's Dogma 2
Shared: RPG · Fantasy · Dragons

Monster Train
Shared: Card Battler · Roguelike · Strategy

Armello
Shared: Board Game · RPG · Strategy

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

Dragon Age™: The Veilguard
Shared: Fantasy · RPG · Strategy

He is Coming
Shared: Roguelike · RPG · Fantasy

Inscryption
Shared: Card Battler · Roguelike · Strategy

Blood Bowl 2: Legendary Edition (Classic)
Shared: Board Game · Fantasy · Strategy

Gordian Quest
Shared: Card Battler · RPG · Strategy

HELLCARD
Shared: Roguelike · Card Battler · RPG

Cultist Simulator
Shared: Roguelike · Board Game · RPG

Munchkin Digital
Shared: Board Game · Dragons · RPG

Dicey Dungeons
Shared: Card Battler · Roguelike · Strategy

Hand of Fate 2
Shared: RPG · Board Game · Roguelike

Hand of Fate
Shared: Roguelike · RPG · Fantasy

DICEOMANCER
Shared: Card Battler · Roguelike · Colorful