The Nightmare is a humanoid alien being, resembling an angel in appearance, from an alternate dimension home to horrifying creatures known as The Twisted, which meddle with dreams. He has a very curvy body. The Nightmare is a sadistic and merciless entity who invades people's homes while they're sleeping, and turns their dreams into lethal nightmares. Once his victims die of fear, The Nightmare feeds on it to sustain himself.
The Nightmare is physically weak and his curvy body is very sensitive.