Games like Feudalia
Games like Feudalia include Stacklands, Slay the Spire, Slay the Spire 2, Balatro, and Library Of Ruina. We matched them by the tags players give Feudalia on Steam (Solitaire, Strategy, Card Game, Deckbuilding, and Resource Management): closest matches first, and among equally close ones the better-known games.

Stacklands
Shared: Card Game · Strategy · Solitaire

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

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

Balatro
Shared: Card Game · Deckbuilding · Strategy

Library Of Ruina
Shared: Card Game · Strategy · Deckbuilding

Inscryption
Shared: Card Game · Card Battler · Deckbuilding

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

Monster Train
Shared: Card Game · Card Battler · Deckbuilding

DICEOMANCER
Shared: Strategy · Card Game · Card Battler

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

Cardboard Town
Shared: Card Game · Resource Management · Strategy

9 Kings
Shared: Strategy · Card Game · Deckbuilding

Roguebook
Shared: Card Game · Deckbuilding · Strategy

Yu-Gi-Oh! Master Duel
Shared: Card Game · Strategy · Card Battler

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

Wildfrost
Shared: Card Game · Card Battler · Deckbuilding

Marvels Midnight Suns Digital Edition
Shared: Deckbuilding · Card Game · Strategy

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

FrostBound
Shared: Card Game · Deckbuilding · Strategy

Dice & Fold
Shared: Card Battler · Solitaire · Deckbuilding

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

Griftlands
Shared: Deckbuilding · Card Battler · Card Game

Banished
Shared: Strategy · City Builder · Resource Management

Ascension: Deckbuilding Game
Shared: Deckbuilding · Card Game · Card Battler