A Titan in ONE PIECE

A Teen who wishes to be reincarnated in ONE PIECE and have all the Titans transformation. How will he survive in this world? Will he be the strogest? smartest? or just plain dumb? Disclaimer:He will join the Strawhats and the mc power will be just not overpower luffy but he will not be weak too. ENGLISH IS NOT MY FIRST LANGUAGE SO SORRY IF MY ENGLISH IS BAD. (I JUST WROTE THIS FOR FUN, DON'T HAVE TO HESITATE TO DROP IF YOU CAN'T HANDLE MY WRITING.)