Games like Happy Two-Player Mahjong
Games like Happy Two-Player Mahjong include UNO, Demonic Mahjong, Talisman: Digital Classic Edition, Balatro, and Wingspan. We matched them by the tags players give Happy Two-Player Mahjong on Steam (Casual, Mahjong, Local Multiplayer, Tabletop, and Card Game): closest matches first, and among equally close ones the better-known games.

UNO
Shared: Casual · Card Game · Tabletop

Demonic Mahjong
Shared: Casual · Card Game · Tabletop

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

Balatro
Shared: Card Game · Strategy · Casual

Wingspan
Shared: Card Game · Casual · Strategy

Richman10
Shared: Casual · Tabletop · Local Multiplayer

Clue/Cluedo: Classic Edition
Shared: Local Multiplayer · Casual · Tabletop

Ticket to Ride®
Shared: Local Multiplayer · Casual · Card Game

Golf With Your Friends
Shared: Casual · Indie · Local Multiplayer

Splendor
Shared: Casual · Tabletop · Strategy

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

Plague Inc: Evolved
Shared: Casual · Strategy · Indie

Game Dev Tycoon
Shared: Casual · Strategy · Indie

Small World
Shared: Casual · Tabletop · Strategy

Sultan's Game
Shared: Card Game · Strategy · Singleplayer

Everdell
Shared: Casual · Tabletop · Card Game

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

Slay the Spire
Shared: Card Game · Strategy · Singleplayer

Out of Space
Shared: Casual · Strategy · Local Multiplayer

Mini Motorways
Shared: Casual · Strategy · Indie

Mahjong World Contest (麻将)
Shared: Casual · Mahjong · Strategy

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

Stacklands
Shared: Card Game · Strategy · Tabletop

Tabletop Simulator
Shared: Tabletop · Card Game · Casual