Negative Emotion Empowerment

Summary
Negative Emotion Empowerment is the affinity related to gaining power and strength from negative emotions, such as anger, hatred, sadness, envy, depression, arguments, fear, etc. of oneself and others.

Limitations

 * Positive emotions, such as joy, love, happiness, etc., may drain the user.
 * May be exclusive to a certain emotion
 * May "corrupt" the user

Users

 * "Negative" Chaos Energy wielders (Sonic series)
 * HIM (Powerpuff Girls)
 * Shinnō (Naruto)
 * Lucifer (The Devil is a Part-Timer!)
 * Sirens and Windigos (My Little Pony: Friendship is Magic)
 * Symbiotes (Marvel Comics)
 * Vilemon (Digimon)
 * Etcetera...