I am certain King and Sanji are of same bloodline .
I just checked wci chapters Judge even had eagle symbol that represent imperial eagle used in war motif since German empire started.
I am certain King is war eagle an ancient race of lunarian sub human that were used for wars .
Its possible Vinsmoke were descendants of this Lunaria race at some point they mixed with humans and Sanji unleashed the lost clans bloodline . Hey its theory but makes whole sense and answers what Judge was tryng to experiment .
I am certain King and Sanji are of same bloodline .
I just checked wci chapters Judge even had eagle symbol that represent imperial eagle used in war motif since German empire started.
I am certain King is war eagle an ancient race of lunarian sub human that were used for wars .
Its possible Vinsmoke were descendants of this Lunaria race at some point they mixed with humans and Sanji unleashed the lost clans bloodline . Hey its theory but makes whole sense and answers what Judge was tryng to experiment .