The only perk he has is shifting all his attainments and power into one form or movement in quick successions. Of course, there is backlash to doing this. There will be short training scenes to show how he mastered them one by one. He will gain a few friends, fewer comrades, and nothing in the end? The strongest hero who was never sung! Will a min-maxing hero story like this be entertaining to write and read? I'm just posting here to settle my thoughts.