Games like Sealing Tower
Games like Sealing Tower include Slay the Spire 2, Balatro, Slay the Spire, Inscryption, and 9 Kings. We matched them by the tags players give Sealing Tower on Steam (Card Game, Roguelike, 2D, Colorful, and Casual): 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

9 Kings
Shared: Roguelike · Card Game · Strategy

DICEOMANCER
Shared: Card Game · Strategy · Colorful

Monster Train 2
Shared: Card Game · Roguelike · Strategy

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

Super Fantasy Kingdom
Shared: Roguelike · Strategy · Card Game

天外武林 (Traveler of Wuxia)
Shared: Roguelike · Card Game · Martial Arts

Ratropolis
Shared: 2D · Card Game · Strategy

Breachway
Shared: Roguelike · Card Game · Strategy

Monster Train
Shared: Card Game · Roguelike · Strategy

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

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

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

Demonic Mahjong
Shared: Card Game · Roguelike · Strategy

Kingdom Rush Frontiers - Tower Defense
Shared: 2D · Strategy · Fantasy

Ballionaire
Shared: 2D · Roguelike · Casual

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

Nubby's Number Factory
Shared: Roguelike · Strategy · 2D

He is Coming
Shared: Roguelike · Strategy · Card Game

Dota Underlords
Shared: Strategy · Casual · Card Game

Kingdom Rush - Tower Defense
Shared: 2D · Strategy · Casual