Hiro, a robotics prodigy, joins hands with Baymax in order to avenge his brother's death. They then team up with Hiro's friends to form a team of high-tech heroes.
Big Hero 6 (film)
Lilo and Stitch
for Lilo and Stitch in Most Wanted Crossovers
Suggested by toonking1985
Exactly what the title and subtitle says
