But it was only mentioned pre ts when he used G2, he resolved the drawbacks during the TS. G4 is a haki and stamina problem, G5 seems to be stamina as well.
He is just tired, fatigue doesn't kill people in their 20's
He is just tired, fatigue doesn't kill people in their 20's
its an unnatural amount of fatigue/stress on his body
As I said he doesnt have to die
but all these drawbacks /statements made earlier in the story should become apparent before the series ends or they were pointless.
gear 2nd will always be similar to doping regardless of how efficient he is able to use it now.