Games like Roll the Dark Heart
Games like Roll the Dark Heart include Slay the Spire 2, Balatro, Slay the Spire, Inscryption, and Loop Hero. We matched them by the tags players give Roll the Dark Heart on Steam (Strategy, Card Game, Roguelike, Roguelite, and 2D): closest matches first, and among equally close ones the better-known games.

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

Balatro
Shared: Card Game · Roguelike · Strategy

Slay the Spire
Shared: Card Game · Roguelike · Strategy

Inscryption
Shared: Card Game · Roguelike · Strategy

Loop Hero
Shared: Roguelike · Roguelite · Card Game

9 Kings
Shared: Strategy · Roguelike · Card Game

Super Fantasy Kingdom
Shared: Strategy · Roguelike · Roguelite

Slots & Daggers
Shared: Strategy · Roguelike · Roguelite

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

Darkest Dungeon®
Shared: Roguelike · Dark Fantasy · Strategy

Ratropolis
Shared: Strategy · 2D · Roguelite

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

Monster Train
Shared: Card Game · Roguelite · Roguelike

Griftlands
Shared: Roguelite · Card Game · Strategy

Stacklands
Shared: Card Game · Roguelite · Strategy

Peglin
Shared: Roguelike · Roguelite · Strategy

Roguebook
Shared: Card Game · Strategy · Roguelite

RACCOIN: Coin Pusher Roguelike
Shared: Strategy · Roguelike · Roguelite

Meme Mayhem
Shared: Card Game · Roguelike · Strategy

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

Ring of Pain
Shared: Card Game · Roguelite · Roguelike

CloverPit
Shared: Roguelike · Strategy · Roguelite

Monster Train 2
Shared: Card Game · Roguelike · Strategy

Dicey Dungeons
Shared: Roguelite · Roguelike · Strategy