Because you like Izzie Stevens in Grey's Anatomy

A machete-wielding mass-murderer, Jason Voorhees is a terrifying blank slate. See them in Friday the 13th.

A master manipulator, Frank Underwood has a tight grip on Washington DC. Plus who doesn't like having a leader who frequently tosses off Shakespearean asides? See them in House of Cards.

Is there more to life than being really, really, ridiculously good looking? Derek Zoolander thinks not. See them in Zoolander.

A former high school outcast, Rebecca Doppelmeyer is tentatively shaking off her misanthropic personality. See them in Ghost World.

Aragorn is the one true king, a title he is too humble to accept. See them in The Lord of the Rings.

Albus Dumbledore oversees the most unsafe school in recorded history, with Dementors and giant arachnids run amok. See them in Harry Potter Series.

James T. Kirk is more than ready to face the final frontier. See them in Star Trek.

Duck, girl, and legend: Ahiru's identities confuse even herself at times, and she often wonders which of them is truly her. See them in Princess Tutu.

Nemo is a small fish in a vast ocean, but he dreams of seeing it all. See them in Finding Nemo.

It's easy for Brian O'Conner to fake his way into the world of extreme racing because he's been popping cars since his teenage years. See them in The Fast and the Furious.

Dominic Toretto lives his life "a quarter mile at a time", and he burns through those miles faster than anyone. See them in The Fast and the Furious.

An ambitious man of science, Norman Osborn has become green with envy over Spider-Man's powers. See them in Marvel Cinematic Universe.