We have absolutely no proof of WB fighting Roger after GV. Roger literally stated "it has been ages".
BM was stated explicitly by Sengoku tpo have become a lot stronger since GV; what did she do again?
About Shanks, I am talking what he did after Foosha to pass from 1B Shanks to the beating Loki.
Pre Nika Luffy loiterally need a whole new power up (the awakening of a God fruit) to beat Kaido.
Yeah, this is to say the two are not at all alike: