Cooler

Cooler is the older brother of Frieza, and the second son of King Cold. He is a powerful and ruthless alien who seeks to avenge the death of his brother at the hands of Goku. Cooler is first introduced in the Dragon Ball Z movie "Cooler's Revenge", where he comes to Earth to destroy Goku and avenge Frieza's death. Cooler is a formidable opponent, and he easily defeats Goku and his friends. However, Goku is eventually able to defeat Cooler with the help of his friends and family. Cooler is later revived in the Dragon Ball GT series, where he seeks to take over the universe. Cooler is once again defeated by Goku, this time with the help of his son, Gohan. Cooler is a powerful and dangerous villain, but he is also a complex and tragic character. He is a victim of his own ambition and pride, and he is ultimately destroyed by his own hatred. Cooler's backstory is a fascinating one. He is a character who is driven by revenge, but he is also a character who is capable of love and compassion. Cooler is a complex and tragic figure, and he is one of the most memorable villains in the Dragon Ball franchise.