Mine Crazy: The Korean Grinder

"Mine Crazy: The Korean Grinder" is a mining-focused MMO that showcases the "grinder" gameplay aspect. Players mine rocks to earn money, which is then used to upgrade their pickaxe. The upgrade process is probabilistic, adding an unpredictable element to the game. Pets and a Gacha system for obtaining a waifu are also present in this grind-heavy game, with a recommended level of 30 for players.