Because you like Will Herondale in Clockwork Angel

Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.

Rick Sanchez is a gruff, alcoholic mad scientist, with the emphasis on "mad." See them in Rick and Morty.

Tail's smarts and helpful nature come in handy in a pinch. See them in Sonic the Hedgehog.

Tom Hansen is a full-fledged romantic impatiently waiting for his love story. See them in (500) Days of Summer.

After Rintarou Okabe develops the Phone Microwave, some of his fantasies start to seem uncomfortably real. See them in Steins;Gate.

Villanelle is a hired assassin who loves committing murder as much as she loves dressing up in fancy pink ballgowns. See them in Killing Eve.

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.

A charming acapella performer, Jesse Swanson perfectly blends being nerdy with being cool. See them in Pitch Perfect.

Joe Goldberg works at a local bookstore and charms most girls sock's off. He is also a serial killer, but no one is perfect! See them in You.

Driven, resentful, and ruthless, Mello is an emotional powder keg. It's only a matter of time before he explodes. See them in Death Note.

Alex Russo desperately wants to keep her magic – after all, things are so much easier when you can just wave a wand. See them in Wizards of Waverly Place.