Because you like Catherine Linton in Wuthering Heights

After alien Haruko rides in on her Vespa, giant robots spouting from Naota Nandaba's forehead soon become the least of his worries. See them in FLCL.

A suave demon, Crowley grants humans their wishes in exchange for their soul, only to find loopholes that benefit him. See them in Supernatural.

Megamind is searching for purpose in a supervillain life without a superhero to fight. See them in Megamind.

Alyssa Foley is a blunt and crass teenage runaway. See them in The End of the F World.

A short-tempered guy, Bowser is determined to wreak havoc on the Mushroom Kingdom. See them in Super Mario Bros..

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

Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.

Thanks to the contributions of this 14-year-old, the world is only occasionally destroyed by his grandfather. See them in Rick and Morty.

Eddie Brock is a big-hearted investigative journalist who is going through the world's weirdest identity crisis. See them in Venom.

Rarity has been dreaming of the day her designs will dazzle Canterlot. See them in My Little Pony.

You wouldn't know it by looking at her, but beneath Sheila Jackson's sweet, motherly exterior lies a sex addict. See them in Shameless.

The last war left his economy devastated, and now Germany is engaged in another war and stuck with two barely trained allies for help. See them in Axis Powers Hetalia.