Games like Spell Death
Games like Spell Death include Slay the Spire 2, Slay the Spire, Balatro, Inscryption, and 9 Kings. We matched them by the tags players give Spell Death on Steam (Roguelike, Card Game, Word Game, Deckbuilding, and Roguelike Deckbuilder): closest matches first, and among equally close ones the better-known games.

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

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

Balatro
Shared: Roguelike · Card Game · Deckbuilding

Inscryption
Shared: Card Game · Deckbuilding · Roguelike

9 Kings
Shared: Roguelike · Card Game · Deckbuilding

Monster Train
Shared: Card Game · Roguelike · Deckbuilding

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

Dicey Dungeons
Shared: Roguelike · Roguelike Deckbuilder · Deckbuilding

Wildfrost
Shared: Card Game · Roguelike Deckbuilder · Roguelike

Vampire Crawlers: The Turbo Wildcard from Vampire Survivors
Shared: Roguelike · Deckbuilding · Card Game

Super Fantasy Kingdom
Shared: Roguelike · Card Game · Deckbuilding

Breachway
Shared: Roguelike · Card Game · Deckbuilding

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

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

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

Loop Hero
Shared: Roguelike · Deckbuilding · Card Game

Roguebook
Shared: Card Game · Deckbuilding · Indie

StarVaders
Shared: Deckbuilding · Roguelike Deckbuilder · Card Game

DICEOMANCER
Shared: Card Game · Roguelike · Roguelike Deckbuilder

Hand of Fate
Shared: Roguelike · Card Game · Roguelike Deckbuilder

Menace from the Deep
Shared: Roguelike · Deckbuilding · Roguelike Deckbuilder

Griftlands
Shared: Deckbuilding · Card Game · Roguelite

Black Jacket
Shared: Card Game · Roguelike · Roguelike Deckbuilder

Chrono Ark
Shared: Roguelike Deckbuilder · Card Game · Indie