Games like Cultist Simulator
Games like Cultist Simulator include BOOK OF HOURS, Sultan's Game, Tabletop Simulator, Slay the Spire, and Balatro. We matched them by the tags players give Cultist Simulator on Steam (Card Game, Lore-Rich, Lovecraftian, Roguelike, and Simulation): closest matches first, and among equally close ones the better-known games.

BOOK OF HOURS
Shared: Card Game · Lore-Rich · RPG

Sultan's Game
Shared: Card Game · Simulation · RPG

Tabletop Simulator
Shared: Card Game · Simulation · Board Game

Slay the Spire
Shared: Card Game · Roguelike · Strategy

Balatro
Shared: Card Game · Roguelike · Strategy

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

Lobotomy Corporation | Monster Management Simulation
Shared: Management · Simulation · Psychological Horror

Loop Hero
Shared: Roguelike · Card Game · Roguelite

Stacklands
Shared: Card Game · Management · Roguelite

9 Kings
Shared: Card Game · Roguelike · RPG

Super Fantasy Kingdom
Shared: Roguelike · Card Game · RPG

Darkest Dungeon®
Shared: Roguelike · Lovecraftian · RPG

Inscryption
Shared: Card Game · Roguelike · Roguelite

Curious Expedition
Shared: Roguelike · Lovecraftian · Board Game

鬼谷八荒 Tale of Immortal
Shared: Management · Simulation · RPG

Cities: Skylines
Shared: Simulation · Management · Strategy

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

Griftlands
Shared: Card Game · RPG · Roguelite

Home Behind 2
Shared: Roguelike · RPG · Simulation

Ring of Pain
Shared: Card Game · Roguelike · Lore-Rich

Armello
Shared: Card Game · Board Game · RPG

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

Talisman: Digital Classic Edition
Shared: Board Game · Card Game · Tabletop

Crusader Kings III
Shared: Simulation · Management · RPG