Sky Wizards Academy complete series (Blu-ray, Essentials) (Japanese Animation) >Out of Print<

Forced to retreat to floating cities due to an invasion of magical armored insects, humanity must now depend on Sky Wizards to battle the menace via mid-air battles. Once known as the “Black Master Swordsman,” Kanata Age is now considered a traitor and is assigned to lead an F-class of mismatched mages. It’s up to him to train the troubled trio to become accomplished Sky Wizards.