Because you like Sam Witwicky in Transformers

Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.

Margo loves mysteries so much that she becomes one. See them in Paper Towns.

With great power comes great responsibility, but Peter Parker always seems to get the short end of that bargain. See them in Marvel Cinematic Universe.

If anyone can stay optimistic and friendly under harsh alien rule, it's Alyx Vance. See them in Half-Life 2.

Though Twilight might be opposed to it, her new friends might just be able to teach this serious-minded pony how to relax. See them in My Little Pony.

Simon Spier has long known that he's gay, but he doesn't know how to open up about that – even to his closest friends See them in Love, Simon.

Raz is a 10-year-old boy who mostly stays in his own head, which makes sense since that's where he is strongest. See them in Psychonauts.

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.

Barry Egan has too many anger issues to list here. See them in Punch Drunk Love.

Wanderer is a Soul, a parasite sent into a host to take over their body, extracting information from them and colonizing their species. See them in The Host.

Emma Woodhouse knows what's best for everyone else. Just don't try to tell her what to do. See them in Emma.

When it comes to flattery, manipulation, and politics, Oswald Cobblepot can play with the best of them. See them in Gotham.