Kakarot

Kakarot (カカロット, Kakarotto) is from Universe 3. He never bumped his head, so he didn't lose his memory. He was sent to takeover Earth (Goku was sent to destroy Earth, but he didn't). Before taking over Earth, he fell in love with Chi-Chi from Universe 3 and married her. Kakarot is best friend of Legendary Broly becuase he never made Broly cry, instead he made Broly happy.