Tank "The Shredder" Evans is one of the two main antagonists in the 2007 animated movie, Surf's Up, alongside Reggie Belafonte.
He is the challanger of Cody Maverick in Reggie Belafonte's surfing contest. He won numorus trophies and named them after various female TV characters. Tank can prove that he is the best surfer in the contest, and is frequently seen bullying other surfers and knocking them off their boards.
Tank is as arrogant as they get.