Games like Master of Piece
Games like Master of Piece include Monster Train, Slay the Spire 2, Slay the Spire, Balatro, and StarVaders. We matched them by the tags players give Master of Piece on Steam (Turn-Based Strategy, Roguelike Deckbuilder, Tactical, Board Game, and Tabletop): closest matches first, and among equally close ones the better-known games.

Monster Train
Shared: Turn-Based Strategy · Card Battler · Roguelite

Slay the Spire 2
Shared: Roguelike Deckbuilder · Turn-Based Combat · Card Game

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

Balatro
Shared: Roguelike Deckbuilder · Card Game · Roguelike

StarVaders
Shared: Roguelike Deckbuilder · Turn-Based Strategy · Turn-Based Tactics

LONESTAR
Shared: Roguelike Deckbuilder · Turn-Based Strategy · Card Battler

Wildfrost
Shared: Roguelike Deckbuilder · Card Battler · Turn-Based Tactics

Across the Obelisk
Shared: Turn-Based Strategy · Tactical · Roguelike Deckbuilder

As We Descend
Shared: Roguelike Deckbuilder · Card Battler · Turn-Based Strategy

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

Cobalt Core
Shared: Roguelike Deckbuilder · Turn-Based Strategy · Card Game

Circadian Dice
Shared: Roguelike Deckbuilder · Turn-Based Strategy · Turn-Based Tactics

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

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

Loop Hero
Shared: Tactical · Roguelite · Roguelike

Dice & Fold
Shared: Roguelike Deckbuilder · Card Battler · Turn-Based Combat

Trials of Fire
Shared: Card Battler · Roguelike Deckbuilder · Turn-Based Tactics

Fights in Tight Spaces
Shared: Roguelike Deckbuilder · Turn-Based Combat · Turn-Based Tactics

Alina of the Arena
Shared: Roguelike Deckbuilder · Turn-Based Tactics · Turn-Based Strategy

9 Kings
Shared: Roguelike Deckbuilder · Turn-Based Combat · Card Game

The Last Spell
Shared: Turn-Based Strategy · Tactical · Turn-Based Combat

Die in the Dungeon
Shared: Roguelike Deckbuilder · Turn-Based Combat · Card Battler

Astrea: Six-Sided Oracles
Shared: Roguelike Deckbuilder · Card Battler · Turn-Based Strategy

Dicey Dungeons
Shared: Roguelike Deckbuilder · Card Battler · Roguelite