Nightmare is the guardian of the Tree of Feelings along with his brother Dream, he guards the negative side. He was once good but he was tempted by a vengeful spirit and started to devour the negative fruits. The overwhelming power damaged his body and purged his spirit, allowing the Evil Being to take full control of the vessel. He is cruel, spiteful, and cunning being of malice and despair. His goal is to corrupt the last golden apple and plunge all of existence into eternal damnation.