Nightmare

Nightmare is a villain who gives people nightmares of their worst fear. He reaches into their amygdala and finds what scares them the most and makes it real.

The amygdala is the part of the brain that stores many emotions such as fear and anger. This area helps make us who we are and shows our personality. We all have fears and things that make us angry in our daily lives and this section of the brain is responsible for all of it.