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

Balatro
Shared: Roguelike · Card Game · Roguelite

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

Monster Train
Shared: Roguelite · Card Battler · Card Game

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

Inscryption
Shared: Card Battler · Card Game · Roguelike

Wildfrost
Shared: Card Battler · Card Game · Roguelite

Stacklands
Shared: Roguelite · Card Game · Card Battler

9 Kings
Shared: Roguelike · Strategy · Card Game

Griftlands
Shared: Roguelite · Card Battler · Card Game

Dicey Dungeons
Shared: Card Battler · Roguelite · Roguelike

Ratropolis
Shared: Roguelite · Card Battler · Strategy

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

Slots & Daggers
Shared: Roguelike · Strategy · Casual

Into the Breach
Shared: Strategy · Roguelike · Turn-Based Strategy

Across the Obelisk
Shared: Casual · Roguelike · Card Game

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

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

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

LONESTAR
Shared: Roguelike · Card Battler · Strategy

FTL: Faster Than Light
Shared: Roguelike · Strategy · Sci-fi

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

DICEOMANCER
Shared: Card Battler · Card Game · Strategy

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

Ballionaire
Shared: Roguelike · Roguelite · Casual