Cooler (Final Form) is a major antagonist in the Dragon Ball Z movie 'Cooler's Revenge.' As the older brother of Frieza, Cooler seeks to avenge his brother's defeat by Goku and prove his own superiority. In his final form, Cooler achieves an advanced transformation that surpasses Frieza’s abilities, making him one of the most powerful foes faced by Goku and his friends. His cold demeanor and ruthless tactics make him a memorable villain in the Dragon Ball universe.