At this point Luffy is obviously mastering each haki in order. Observation -> armament -> Conqueror's is the only logical conclusion for a shonen manga.
Possibly flashbacks, but I believe he'll have to learn it from someone like he learned from Kata and Hyo.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.