Just saw this image from Kirby's Dream Land for Gameboy and there is a creature called a GREZZO. Think it has any connection? Even though it's spelled differently?
http://www.gamefaqs.com/gameboy/563275-kirbys-dream-land/images/screen-19
http://www.gamefaqs.com/gameboy/563275-kirbys-dream-land/images/screen-19