Bukavac
A demonic mythical creature in Slavic mythology with six legs and gnarled horns. It lives in lakes and pools, coming out of the water during the night to strangle and eat people and animals.
DemonMasks are a collection of 100 unique algorithmically created masks of light. The creators have infused each collectible with a set of explicit traits with varying degrees of rarity. Each is special and represents an antihero in mythology. Which means: All DemonMasks are rare, but some are rarer than others.