Use the dungeon core's power to smith and forge 100+ unique Katana, the japanes's sword.Collect 10 type of material and some of them are legendary material. Collect them to forge best katana and defeat thousand type of monster outside your dungeon, they want to take all power of your dungon core. Also defend again army of human that want your precious cursed powerfull katana. Features of the game: -Collect material, forge katana, kill monster, collect unique katana, defend your dungeon core.