Because you like Knuckles the Echidna in Sonic the Hedgehog

Tiana lives by a simple motto: "Fairy tales can come true. But you gotta make them happen, it all depends on you." See them in The Princess and the Frog.

For Kazuya Mishima, the power of the Devil is now his and his alone. See them in Tekken .

A sexy succubus , Morrigan Aensland lives for pleasure. See them in Darkstalkers .

Mavis Dracula's interests are anything black, scream cheese, and flying around. See them in Hotel Transylvania.

Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.

The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.

Stan Marsh is a fourth grader who is the ladies man of his classroom. See them in South Park.

Moe Szyslak is the crabby owner of the grimiest bar in Springfield. See them in The Simpsons.

Morpheus is wise enough to see into the bones of the world. See them in The Matrix.

The Grinch's heart is just too small to appreciate Christmas. See them in Dr. Seuss' How the Grinch Stole Christmas.

Rainbow Dash's interests include flying, playing pranks, and generally being themost awesome pony around. See them in My Little Pony.

With his perfectly combed hair and flashy military outfits, France can charm the pants off of anyone—well except his fellow nations, it seems. See them in Axis Powers Hetalia.