Because you like Jacob Kowalski in Fantastic Beasts and Where To Find Them
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.
His nickname of 'Zero' says a lot about what other people think of him, but he's finally standing up for himself. See them in Holes.
A childlike space cadet, Brittany Pierce has a surprisingly open-minded spirit. See them in Glee.
Others see him as the town nutcase, but Flint Lockwood knows his inventions will change the world someday. See them in Cloudy with a Chance of Meatballs.
Quicksilver is a cocky speedster who could run around the world in the time it's taking you to read this. See them in Marvel Cinematic Universe.
Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.
Cisco Ramon is a proud, enthusiastic member of a superhero support team. See them in DC Extended Universe.
A determined and cold-hearted spy, Cassian Andor will do what it takes to stand up to the evil Galatic Empire. See them in Rogue One.
Mavis Dracula's interests are anything black, scream cheese, and flying around. See them in Hotel Transylvania.