25The Secrets of Kaio-ken » Carson, a second-time transmigrant, enters the world of Dragon Ball, only to die immediately as collateral damage from a battle he has no control over. Knowing he can have that power for himself and get even stronger, he embarks on a journey in Other World to learn from North Kai... and maybe tap into the potential of Kaio-ken that not even Goku has managed to uncover?