Because you like Christine Daae in The Phantom of the Opera

Thanos is an intergalactic warlord, on the hunt for infinite power. See them in Marvel Cinematic Universe.

Khan Noonien Singh is super strong, super smart, and out for revenge. He always seems to be two steps ahead of his enemies. See them in Star Trek Into Darkness.

The Genie is the perfect buddy, granting every wish we might have and keeping life good-spirited. See them in Aladdin.

An alien living in a temple shaped like a giant woman, Pearl enjoys ballet, fencing, and using her magical spear. See them in Steven Universe.

Applejack's practicality complements her caring nature. She is the loyalest of friends and the most dependable of ponies. See them in My Little Pony.

If it were up to her, Merida would spend her days practicing archery and swordfighting, riding her horse, and exploring the Highlands. See them in Brave.

John Wick is a widowed former Navy Seal who becomes a notoriously effective hitman, killing over 124 people with gunshots alone. See them in John Wick.

Daisy Buchanan is beautiful and rich, and seems to have it all. But beneath the glitter and the glam, things are more complicated for her. See them in The Great Gatsby.

Bumbling, jolly, and loyal, Rubeus Hagrid has the uncanny ability to make the best of a bad situation. See them in Harry Potter Series.

Driven yet empathetic, Emily Prentiss brings humanity to the pursuit of inhuman killers. See them in Criminal Minds.

Edmund Pevensie isn't a bad person, but he did sell his siblings out for a tin of Turkish Delight. See them in The Chronicles of Narnia.