The Wendigo. A creature from the mythology of Native Americans that lived in the region of the northeastern United States and southeastern Canada. It's born from pure cannibalism, and its hunger is never satisfied.
WENDIGO Demonic creature from the legends of the Algonquian peoples. Malevolent, cannibalistic, strongly associated with winter, the North, coldness, famine, starvation. Gaunt, emaciated, with the ash grey complexion of a corpse. Symbols of gluttony, greed, excess. Never satisfied after killing and consuming one person, they were constantly searching for new victims. The most frequent cause of transformation into a wendigo was resorting to cannibalism.
Power to use the abilities of wendigo. Variation of Mythic Physiology. User with this ability either is or can transform into an Wendigo: a malevolent cannibalistic spirit strongly associated with the Winter, the North and coldness, as well as with famine and starvation. It was variously a malevolent cannibalistic spirit that could possess humans or a monster that humans could physically transform into, with those who indulged in cannibalism were at particular risk.
Said to be a canibalistic disease of the heart/mind in which the affected person consumes the lives of other humans and things with no regard for the natural balance of things… equated to greed and a deep fear of lack.