My Hero Academia may be over, but new revelations about the series are still coming out thanks to a new databook that was recently released in Japan. This databook features some fascinating new information about All for One, and how his rivalry with the users of One for All finally went down.

Fans already knew some details about the past conflict between All for One and One for All. Before Midoriya, there were eight users of One for All in total, and they mostly died in battle with All for One, passing the Quirk on to whomever was closest. Now, however, the My Hero Academia: Ultra Age fan databook has given a detailed account of how each stood up to All for One in their own way, and how One for All's users increasingly became targeted by the increasingly powerful villain. While the info is still trickling in from Japan,...