Games like Theocide
Games like Theocide include Magic: The Gathering Arena, Monster Train, Slay the Spire 2, GWENT: The Witcher Card Game, and Balatro. We matched them by the tags players give Theocide on Steam (Card Battler, Strategy, Turn-Based Tactics, Card Game, and Turn-Based Strategy): closest matches first, and among equally close ones the better-known games.

Magic: The Gathering Arena
Shared: Strategy · Card Game · PvP

Monster Train
Shared: Card Battler · Turn-Based Tactics · Card Game

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

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

Balatro
Shared: Card Game · Strategy · Deckbuilding

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

Shadowverse: Worlds Beyond
Shared: Card Battler · PvP · Strategy

Marvels Midnight Suns Digital Edition
Shared: Turn-Based Tactics · Turn-Based Strategy · Deckbuilding

The Bazaar
Shared: Strategy · Card Battler · Card Game

9 Kings
Shared: Strategy · Card Game · Card Battler

Inscryption
Shared: Card Battler · Card Game · Strategy

Your Only Move Is HUSTLE
Shared: Strategy · Turn-Based Strategy · Turn-Based Tactics

Library Of Ruina
Shared: Strategy · Card Game · Deckbuilding

Gordian Quest
Shared: Card Battler · Strategy · Card Game

The Last Spell
Shared: Strategy · Turn-Based Strategy · Turn-Based Tactics

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

Dream of Corpse Lady
Shared: Strategy · Card Battler · Card Game

Monster Train 2
Shared: Card Game · Strategy · Turn-Based Tactics

Cross Blitz
Shared: Card Battler · Strategy · Card Game

Chrono CCG
Shared: Card Battler · Card Game · PvP

Armello
Shared: PvP · Strategy · Card Game

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

Wildfrost
Shared: Card Battler · Turn-Based Tactics · Card Game

Morimens
Shared: Card Battler · PvP · Strategy