Big Hero 6
Both Hiro Hamada and his elder brother Tadashi have passion with manufacturing robot. In one robot making contest, Hiro introduces his powerful tiny robots which attracts attention of dark forces. They creates an explosion to steal his technique, an Tadashi is dead in this incident. Hiro and plus-sized inflatable robot Baymax made by Tadashi team up with a group of friends to form a band of high-tech heroes to figure out the truth and fight against the dark forces.