Because you like Egon Spengler in Ghostbusters

Luke Skywalker always wanted to leave home, but he didn't expect that it would be as part of a quest to rescue a princess and save the galaxy. See them in Star Wars Series.

Burton Guster is a level-headed investigator with a "Super Sniffer" nose. See them in Psych.

Obi-Wan Kenobi is a sage Jedi who doesn't need to say much to teach you a galaxy's worth of wisdom. See them in Star Wars Series.

Sam Montgomery works hard, but her evil stepmother makes sure her efforts don't pay off. See them in A Cinderella Story.

Remy Hadley is a closed book—a cynical, super-smart closed book. See them in House M.D..

Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.

There's magic behind Tara Maclay's quiet façade. See them in Buffy the Vampire Slayer.

A soulful bass player, Nick O'Leary can't stop sending breakup CDs to his ex. See them in Nick and Norah's Infinite Playlist.

Simon Belmont is a vampire hunter bravely carrying on the family business. See them in Castlevania.

There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.

Part archaeologist, part philosopher, part politician, Jean-Luc Picard is an unashamed intellectual who runs a tight ship. See them in Star Trek: The Next Generation.