Like any fantasy RPG game, "Treasures" and "Monsters" are divided into several classes.
[[Basic]]
Treasure: Pencil, tools.
Monsters: Rats and other ordinary animals.
[[Common]]
Treasure: Horn of Horned Rabbit, Fur, Ears of Surface Goblins, Slime cores.
Monsters: Horned Rabbit, Surface Goblins, Slimes.
[[Rare]]
Treasure: Core of Dungeon Monsters like Goblins. Lessor Magic Potions.
Monsters: Basic Dungeon Monsters like Goblins.
[[Unique]]
Treasure: Core of Chief Goblin, or Hobgoblin, Normal Magic Potions.
Monsters: Chief Goblin, Hobgoblins.
[[Epic]]
Treasure: Rare Artifacts like Fire Sword, Rune Sword, or High Magic Potions.
Monster: Wyverns, Elemental Trolls, High Orcs.
[[Legendary]]
Treasure: Artifacts of Heroes like Durendal, Excalibur.
Monster: Lessor Dragons.
[[Mystic]]
Treasure: Ancient Artifacts like Shied of Aegis, Thor's Hammer.
Monster: Dragons, Giants, Titans.
[[Null factor]] Anything or anyone that cannot be ranked. It can either be a universe erasing bomb or a grain of sand.