Because you like Brain in Pinky and the Brain

Buddy Pine is an unhinged superfan of superheroes using technology to take down his idols. See them in The Incredibles.

Charlie Bucket may be down-on-his-luck, but his spirits are always sky high. See them in Charlie and the Chocolate Factory.

Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.

The witty Aku would be an ideal dinner guest, if he weren't a demon. See them in Samurai Jack.

A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.

Leone Montana is a fearless hitman with a surprisingly sensitive side. See them in Leon: The Professional.

A scary monster on the outside, James P. Sullivan is really a softie on the inside. See them in Monsters, Inc..

A monstrous pirate captain, Davy Jones is quite literally heartless. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

A sarcastic and nosy tomboy, Stephanie Tanner is understandably not crazy about being the middle child. See them in Full House.

For Wreck It Ralph, it's not easy being the bad guy. Especially when you've been designed to destroy but really desire love. See them in Wreck-It Ralph.

Amy Farrah Fowler deserves sainthood for putting up with Sheldon Cooper. See them in The Big Bang Theory.

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.