Its obviously advcoa + advcoc but Im still waiting for you to show me advcoa alone having haki buildup that only happens to basic coa which we know he didnt use and coating
new gen suprasses the old
luffy is linked to roger
koby is linked to garp
koby whole dream is relates to strength he cant do anything without being strong, also oda not saying this in chapter 2 if the guy isn't going to be the strongest marine