No they're actually manga characters and not real schizo.
https://www.reddit.com/r/OnePiece/comments/gfo99c
https://www.reddit.com/r/OnePiece/comments/gfo99c
These chadmirals that as recruits were already considered monsters by legends are great.
Characters that start as wimps when kids and train their asses off to become top tiers are just Gary Stus. Gary Stus tend to give ammunition to cheaply shit on them weekly for their faults, very Gary Stuish.