One of the Dungeons can be found using 
Stone Crystal
Rewards
Castle Blocks and Furniture-Decoration
Potions
Level - 1
Boss
Night Crawaler lv 15 HP 313, after some damage it split in to 5 Night Crawaler lv 11 HP 39
Reward
Level - 2
Boss
Big, flying, deadly sword that go through walls
Possessed sword "Fire" lv 27 HP 387 , Shoot fire balls in radius from center
