kuronue

A character of Yu Yu Hakusho, an anime, and an old thieving partner of Youko Kurama's. Kuronue appeared in the movie (Poltergeist Report), not the anime, and only then through trickery by an enemy and in Kurama's memories.
He was killed in a bamboo trap while they were being chased.
He always carried a crimson-stoned pendant, which was a family heirloom.
He had bat wings.