"Big Hero 6" turned out to be the 'hero' in the Best Animated Feature Film category at the 87th Academy Awards here Sunday night.
The movie tells the tale of a 14-year-old science prodigy Hiro, who spends his time developing fighting robots for underground competitions until his older brother introduces him to an eccentric group of young inventors.
When the talented misfits band together to fight a dangerous villain, they gain an unlikely ally - a gentle health care bot named Baymax.
"Big Hero 6" was competing for an Oscar with contenders including "Boxtrolls", "How to Train Your Dragon 2", "Song of the Sea" and "The Tale of the Princess Kaguya".
In the Best Animated Short Film category, "Feast" pipped "The Bigger Picture", "The Dam Keeper", "Feast", "Me and My Moulton" and "A Single Life".
"Feast" narrates the story of the relationship between a man and a stray puppy he takes in.