Rarity

Rarities are denoted in this game by the item's border color. The chances to obtain items by rarity is based on. The higher the player's luck, the higher the chances are to get higher rarity items. Rarities go from Common, the least rare, to Calamity, the most rare. Artifacts cannot drop as Calamity rarity.

Drop Chance
Calamities also can't appear below 16 Luck.