NOVEL WEB 
One day, William is reincarnated as a dungeon core. Protected by the system, he is tasked with creating the ultimate dungeon to help challenge the world's inhabitants and aid their growth. Now, he spends his days crafting monstrous friends to keep him company while adventurers battle for strength and untold treasures.
Otherworldly Dungeon novel is a popular light novel covering Litrpg, Reincarnation, Fantasy, Magic genres. Written by the Author A Rat Tries Writing . Read Otherworldly Dungeon novel online for free.