Games like FlashBoss - The Guide
Games like FlashBoss - The Guide include Retirement Simulator, Sultan's Game, Balatro, Yu-Gi-Oh! Master Duel, and Slay the Spire 2. We matched them by the tags players give FlashBoss - The Guide on Steam (Card Game, Language Learning, Education, Simulation, and Word Game): closest matches first, and among equally close ones the better-known games.

Retirement Simulator
Shared: Simulation · Card Game · Word Game

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

Balatro
Shared: Card Game · Singleplayer · Strategy

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

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

911 Operator
Shared: Simulation · Education · Strategy

Library Of Ruina
Shared: Card Game · Turn-Based Combat · Strategy

House Flipper
Shared: Simulation · Education · Singleplayer

Rocksmith® 2014 Edition REMASTERED LEARN & PLAY
Shared: Education · Simulation · Software

Chinese Parents
Shared: Simulation · Casual · Education

Plague Inc: Evolved
Shared: Simulation · Strategy · Indie

Influent Language Learning Game
Shared: Language Learning · Education · Word Game

xiuzhen idle
Shared: Word Game · Simulation · Indie

Reigns
Shared: Card Game · Simulation · Indie

Game Dev Tycoon
Shared: Simulation · Indie · Strategy

Card Survival: Tropical Island
Shared: Card Game · Simulation · Text-Based

Roguebook
Shared: Card Game · RPG · Indie

Electrician Simulator
Shared: Education · Simulation · Indie

Slay the Spire
Shared: Card Game · Strategy · Singleplayer

Infinity Wars: Animated Trading Card Game
Shared: Card Game · Turn-Based Combat · Strategy

PC Building Simulator
Shared: Education · Simulation · Singleplayer

9 Kings
Shared: Card Game · Strategy · RPG

Simmiland
Shared: Simulation · Card Game · Indie

Car Mechanic Simulator 2014
Shared: Simulation · Education · Singleplayer