Because you like The Wicked Witch of the West in The Wizard of Oz
Jack Frost would rather crack a joke or throw a snowball than take anything seriously. See them in Rise of the Guardians.
Spike Spiegel is a bounty-hunter with a laidback style and lightning-quick moves. See them in Cowboy Bebop.
Mr. Robot always seems to know what to do when others are lost. But can he be trusted? See them in Mr. Robot.
Francis Freeman may be impervious to pain, but he sure knows how to inflict it. See them in Deadpool.
Indiana Jones is a swashbuckling archeologist who hates snakes, Nazis, and priceless artifacts falling into the wrong hands. See them in Raiders of the Lost Ark.
Cher Horowitz may have a problem with hubris, but she looks utterly fabulous while learning a lesson about the dangers of meddling. See them in Clueless.
Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.
Rayman is a fearless hero who flies into action with a propeller on his head and a smile on his face. See them in Rayman.
Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.
Self proclaimed, Fat Amy, likes horizontal running and mermaid dancing. Important skills, one could argue. See them in Pitch Perfect.
Maka is determined to collect and purify 99 Kishin eggs– human souls that have been corrupted by evil– and one witch soul. See them in Soul Eater.