Dangeon-mono

You head into the dungeon he created in search of the treasure that lies deep within. This dungeon is cursed with a curse that causes rifts between companions, and it is said that this curse has wiped out many famous adventurer parties... This is why you decide to enter the dungeon alone. Will you be able to obtain even more treasure in this dungeon? Advance through the dungeon by choosing between two options! HP, hunger, attack power, defense power... Use various numbers and items to reach the lower levels! Defeat the Lone King and bring back even more treasure! —description from the publisher