 In spite of his innate kindness, Broly has trouble controlling his power whenever he's angered, exerted, or provoked to a certain point.When he loses control, Broly becomes a destructive and mindless berserker with no sanity, and resorts to nothing but angry screaming and yelling, and is unable to distinguish friend from foe.Recruited by Frieza and going to Earth, Paragus unleashes Broly upon Vegeta to fulfill his revenge.