HomeGamesSimulationIdle MastermindGames like Idle Mastermind Here are some great alternatives to Idle Mastermind by Grumpy Rhino Games : Tap Tap Evil: Idle Cash 8 bit ★4.8 Diabolical ★4.2 Top Villain: Total Domination ★4.0 Castle Doombad: Free To Slay ★4.0 Idle Zombie Superhero ★4.2 Hell Keeper: Lucifer's Empire ★4.6 Gangsta Rage ★4.7 Hero or Villain: Genesis ★4.3 Idle Evil Clicker: Hell Tap ★3.9 Idle Zombie empire — build it! ★4.3 Hero Verse Run ★3.5 Crypto Miner Tycoon ★4.1 Last Villain: Idle TD Game ★3.7 Samedi Manor: Idle Simulator ★4.1 Mafia Business: Idle Tycoon ★3.8 Adventure City - Idle RPG ★3.9