Games like Abyssal Shade
Games like Abyssal Shade include Inscryption, Balatro, Slay the Spire 2, Slay the Spire, and Vampire Crawlers: The Turbo Wildcard from Vampire Survivors. We matched them by the tags players give Abyssal Shade on Steam (Strategy, Card Game, Puzzle, Roguelike, and Turn-Based Strategy): closest matches first, and among equally close ones the better-known games.

Inscryption
Shared: Card Game · Card Battler · Puzzle

Balatro
Shared: Card Game · Roguelike · Strategy

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

Slay the Spire
Shared: Card Game · Roguelike · Strategy

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

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

Monster Train
Shared: Card Game · Card Battler · Roguelike

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

9 Kings
Shared: Strategy · Card Game · Roguelike

Magic: The Gathering Arena
Shared: Strategy · Card Game · Turn-Based Strategy

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

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

Ratropolis
Shared: Strategy · 2D · Card Battler

Monster Train 2
Shared: Card Game · Roguelike · Strategy

Cobalt Core
Shared: Card Game · Strategy · Roguelike

Combolands: Roguelike Citybuilder
Shared: Strategy · Roguelike · Card Game

Cross Blitz
Shared: Card Game · Strategy · Card Battler

Library Of Ruina
Shared: Card Game · Strategy · Deckbuilding

Loop Hero
Shared: Roguelike · Card Game · Pixel Graphics

Stray Path
Shared: Strategy · Card Game · Card Battler

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

RACCOIN: Coin Pusher Roguelike
Shared: Strategy · Roguelike · Turn-Based Strategy

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

Three Kingdoms: The Blood Moon
Shared: Card Game · Strategy · Turn-Based Strategy