Games like Random Dragons
Games like Random Dragons include Slay the Spire, Balatro, Slay the Spire 2, Dicey Dungeons, and Wildfrost. We matched them by the tags players give Random Dragons on Steam (Indie, Roguelike Deckbuilder, Strategy, Deckbuilding, and Roguelike): closest matches first, and among equally close ones the better-known games.

Slay the Spire
Shared: Roguelike Deckbuilder · Card Game · Deckbuilding

Balatro
Shared: Roguelike Deckbuilder · Roguelike · Card Game

Slay the Spire 2
Shared: Roguelike · Deckbuilding · Strategy

Dicey Dungeons
Shared: Roguelike Deckbuilder · Deckbuilding · Indie

Wildfrost
Shared: Roguelike Deckbuilder · Card Battler · Card Game

9 Kings
Shared: Strategy · Roguelike · Roguelike Deckbuilder

Dungeons & Degenerate Gamblers
Shared: Roguelike Deckbuilder · Strategy · Roguelike

Die in the Dungeon
Shared: Strategy · Roguelike · Deckbuilding

Monster Train
Shared: Deckbuilding · Card Battler · Card Game

Roguebook
Shared: Indie · Deckbuilding · Strategy

Black Jacket
Shared: Roguelike Deckbuilder · Card Game · Deckbuilding

Yao-Guai Hunter
Shared: Roguelike Deckbuilder · Card Game · Roguelike

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

DICEOMANCER
Shared: Strategy · Roguelike Deckbuilder · Card Game

Inscryption
Shared: Deckbuilding · Card Game · Card Battler

Super Fantasy Kingdom
Shared: Strategy · Roguelike · Roguelike Deckbuilder

Astrea: Six-Sided Oracles
Shared: Roguelike Deckbuilder · Roguelike · Card Game

Vault of the Void
Shared: Indie · Roguelike Deckbuilder · Deckbuilding

Breachway
Shared: Strategy · Roguelike Deckbuilder · Roguelike

Monster Train 2
Shared: Roguelike Deckbuilder · Deckbuilding · Roguelike

Commander Quest
Shared: Roguelike Deckbuilder · Strategy · Card Game

Ratropolis
Shared: Deckbuilding · Strategy · Card Battler

Deathless. The Hero Quest
Shared: Roguelike Deckbuilder · Deckbuilding · Strategy

Backpack Hero
Shared: Roguelike Deckbuilder · Deckbuilding · Roguelike