Because you like Jake LaMotta in Raging Bull

Po is a clumsy, friendly panda who likes to take it easy. But now he's expected to save the world? See them in Kung Fu Panda.

If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.

Marty McFly is a skateboarder, aspiring rock star, and reluctant time-traveler. See them in Back to the Future.

An All-American football player, a ping pong star, and a freakishly determined runner, Forrest Gump has a ton of stories to tell. See them in Forrest Gump.

Light Yagami has a plan to make a better world, and morals won't stop him. See them in Death Note.

This wizard is never late, nor is he early. Gandalf arrives precisely when he means to. See them in The Lord of the Rings.

It doesn't matter how noble or brave he is. Jon Snow is a bastard, and people don't let him forget it. See them in Game of Thrones.

Orphan Bruce Wayne has a tortured soul, but he's trying his best to weed out corruption. See them in DC Extended Universe.

Basically a giant pillow come to life, Baymax is a medical robot created for the sole purpose of helping people. See them in Big Hero 6.

Hiro is a free-spirit and remarkable genius who loves bot fighting and problem-solving. See them in Big Hero 6.

A good guy who's made some bad choices, Scott Lang is driven in his quest for redemption. See them in Marvel Cinematic Universe.

Shrek is a nasty-on-the-surface ogre with a heart of gold and an earful of wax. See them in Shrek.