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

Balatro
Shared: Deckbuilding · Card Game · Strategy

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

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

Inscryption
Shared: Deckbuilding · Card Battler · Card Game

Monster Train
Shared: Deckbuilding · Roguelite · Card Battler

Griftlands
Shared: Deckbuilding · Roguelite · Card Battler

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

9 Kings
Shared: Strategy · Deckbuilding · Card Game

RACCOIN: Coin Pusher Roguelike
Shared: Strategy · Deckbuilding · Casual

Dicey Dungeons
Shared: Deckbuilding · Card Battler · Roguelite

Ratropolis
Shared: Deckbuilding · Roguelite · Strategy

Stacklands
Shared: Roguelite · Card Game · Card Battler

Die in the Dungeon
Shared: Deckbuilding · Strategy · Roguelike

Across the Obelisk
Shared: Casual · Deckbuilding · Card Game

DICEOMANCER
Shared: Strategy · Card Battler · Deckbuilding

Dungeons & Degenerate Gamblers
Shared: Strategy · Deckbuilding · Roguelike

Ballionaire
Shared: Casual · Deckbuilding · Strategy

Library Of Ruina
Shared: Strategy · Deckbuilding · Card Game

Slots & Daggers
Shared: Casual · Strategy · Roguelite

Roguebook
Shared: Deckbuilding · Strategy · Card Game

Breachway
Shared: Strategy · Deckbuilding · Card Game

My Card Is Better Than Your Card!
Shared: Deckbuilding · Strategy · Card Game

NEOVERSE
Shared: Deckbuilding · Card Battler · Roguelite

Astrea: Six-Sided Oracles
Shared: Card Battler · Strategy · Deckbuilding