Raditz is the first villain of the Z fighters. His power is so extraordinary that he was able to fight Goku and Piccolo teaming up. That takes power. Yusuke however can destroy worlds with his demon gun. His power rivals that of Goku’s. When Raditz fought Goku, Goku’s power level was about a thousand. Now it’s over a billion. (Counting GT) Yusuke wins.