The Monster High Doll Voltageous Gore-Geous Ghoul Friend is a 28" plastic doll with unique eye color changing feature. This Ghoul Friend from the Monster High franchise, manufactured by Mattel in 2014, has black straight hair, green eyes that change color, and a purple complexion. The doll comes without packaging and is part of the Welcome to Monster High product line, perfect for fans of the popular Monster High series.