"This is what you call an epic battle...he had to let go of a lot of things...he had to let it go and allow me to guide him...he's allowed me to do this...this preparation has been one of the best preparations he's had...he was back to a student...he went back to the basics," stated heavyweight contender turned trainer Johnathon Banks, who talked about the changes that former unified heavyweight champion Wladimir Klitschko made ahead of his upcoming clash with IBF heavyweight champion Anthony Joshua.