Because you like Janet in The Good Place
Chaos is what killed the dinosaurs, and there's nothing Jason "J.D." Dean loves more than chaos. See them in Heathers.
Hawkeye is most comfortable perched above the action, keeping an eye on everything and using a well-timed arrow to save the day. See them in Marvel Cinematic Universe.
Optimus Prime is a shapeshifting sentient robot leading a team of robots to stop evil from taking over. See them in Transformers.
A courageous boy robot, Mega Man is dedicated to achieving everlasting peace. See them in Mega Man.
Veronica Sawyer thinks that if you were happy every day of your life you wouldn't be a human being, you'd be a game-show host. See them in Heathers.
It turns out the girl of your dreams just might have dreams of her own. See them in (500) Days of Summer.
Tom Hansen is a full-fledged romantic impatiently waiting for his love story. See them in (500) Days of Summer.
A cocky surgeon, Stephen Strange is learning that magic is more real than he could ever imagine. See them in Marvel Cinematic Universe.
Gotham's unhinged Clown Princess of Crime will call you puddin', then punch you in the face. See them in DC Extended Universe.
Stuck in space, Ryan Stone will either make it back to Earth and have one hell of a story to tell. Or she will burn into the ether. See them in Gravity.
Trying to get through school without being a burden to anyone, Tohru Honda stays cheerful despite her difficulties. See them in Fruits Basket.