Konjiki no Gashbell 2: Attack of the Mecha Vulcans

In this action-packed animated film, a demonic magic scientist named Dr. M2 sends out robots to kidnap teenager Kiyomaro, trapping him in limbo with the mad genius who wants him as his partner. Gash, a young demon with a penchant for repairing plastic boxes called Vulcan, teams up with Yondaime, a robot that looks like an upgraded version of Vulcan, to rescue Kiyomaro and stop Dr. M2's sinister plans. As they navigate treacherous landscapes and battle against an army of robotic Vulcans, Gash must confront his own doubts about the nature of friendship and loyalty in order to save the world alongside his unlikely allies.