Games like Mau Squared
Games like Mau Squared include Slay the Spire, Balatro, Monster Train, Griftlands, and Slay the Spire 2. We matched them by the tags players give Mau Squared on Steam (Card Battler, Roguelite, PvE, Tutorial, and Card Game): closest matches first, and among equally close ones the better-known games.

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

Balatro
Shared: Card Game · Roguelike · Roguelite

Monster Train
Shared: Card Battler · Roguelite · Card Game

Griftlands
Shared: Card Battler · Roguelite · Card Game

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

Inscryption
Shared: Card Battler · Card Game · Roguelite

9 Kings
Shared: Card Game · Roguelite · RPG

Cross Blitz
Shared: Roguelite · Card Battler · Card Game

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

Stacklands
Shared: Roguelite · Card Battler · Card Game

NEOVERSE
Shared: Card Battler · Roguelite · Card Game

Super Fantasy Kingdom
Shared: Roguelite · Roguelike · RPG

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

Dicey Dungeons
Shared: Card Battler · Roguelite · Roguelike

Roguebook
Shared: Card Game · Roguelite · RPG

Loop Hero
Shared: Roguelite · Roguelike · Card Game

Across the Obelisk
Shared: Turn-Based Strategy · Card Battler · Card Game

Wildfrost
Shared: Card Battler · Card Game · Roguelite

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

Ratropolis
Shared: Card Battler · Roguelite · Card Game

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

Astrea: Six-Sided Oracles
Shared: Card Battler · Card Game · Roguelite

As We Descend
Shared: Card Battler · Card Game · Roguelite

RACCOIN: Coin Pusher Roguelike
Shared: Roguelite · Roguelike · Strategy