Games like Imperial Storm
Games like Imperial Storm include Slay the Spire 2, Slay the Spire, Balatro, 9 Kings, and GWENT: The Witcher Card Game. We matched them by the tags players give Imperial Storm on Steam (Strategy, Card Game, Card Battler, 2D, and Multiplayer): closest matches first, and among equally close ones the better-known games.

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

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

Balatro
Shared: Card Game · Strategy · Singleplayer

9 Kings
Shared: Strategy · Card Game · RPG

GWENT: The Witcher Card Game
Shared: Card Game · Strategy · Multiplayer

UNO
Shared: Card Game · Multiplayer · Strategy

Bloons TD 6
Shared: Strategy · Multiplayer · Singleplayer

100% Orange Juice
Shared: Strategy · Card Game · Multiplayer

Plague Inc: Evolved
Shared: Strategy · Multiplayer · Singleplayer

Talisman: Digital Classic Edition
Shared: Strategy · Multiplayer · Card Game

ShellShock Live
Shared: Strategy · Multiplayer · 2D

Town of Salem
Shared: Strategy · Multiplayer · Casual

Stacklands
Shared: Card Game · Card Battler · Strategy

Mount & Blade II: Bannerlord
Shared: Strategy · Multiplayer · RPG

Gremlins, Inc.
Shared: Card Game · Strategy · Multiplayer

Ratropolis
Shared: 2D · Card Battler · Strategy

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

Roguebook
Shared: Card Game · Strategy · RPG

Retirement Simulator
Shared: Card Game · RPG · Strategy

Library Of Ruina
Shared: Card Game · Strategy · Singleplayer

Plants vs. Zombies GOTY Edition
Shared: Strategy · Singleplayer · Casual

Overdungeon
Shared: Strategy · Card Battler · Card Game

Rento Fortune: Online Dice Board Game (大富翁)
Shared: Strategy · Multiplayer · Casual

Faeria
Shared: Strategy · Card Game · Multiplayer