The "Crystal Katana" is a permanent tool in Mining Simulator 2. It is the 7th, and last, tool inside of the Molten Core Shop. It can be purchased for 1,000,000,000.
Mining Simulator 2, Mining Simulator Wiki
Iron Eschaton III Monster Hunter World Wiki
Returning to the Sellia Crystal Mines as a level 100 : r/Eldenring
Emerald, Mining Simulator Wiki
Tools, Mining Simulator Wiki
Frost Wisp, Mining Simulator Wiki
Crystal Cavern, Mining Simulator Wiki
3D model Crystal Katana VR / AR / low-poly
True Blue Dragon Katana, RPG Simulator Wiki
Party Puffer, Mining Simulator Wiki
Fossils, Mining Simulator Wiki