Mine. Smelt. Upgrade. Repeat. Rock Bottom is an incremental mining game where every swing makes you stronger. Descend th

挖矿。冶炼。升级。重复。Rock Bottom 是一款增量式挖矿游戏，每一次挥镐都让你更强。穿越3个独特层级，解锁毁灭性技能，探索最深处的秘密。