Because you like Cookie Monster in Sesame Street

After Otto Octavius' accident, he becomes fixated on finishing the reactor at any cost. See them in Marvel Cinematic Universe.

Living with a curse, Kyo Sohma is sick of being treated like garbage his whole life. See them in Fruits Basket.

A crooked cop, Harvey Bullock is the product of a not-so-just criminal justice system. See them in Gotham.

On the outside, Gwen seems meek and calm. But she has an inner core of steel. See them in Merlin.

James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..

Leonard "Bones" McCoy is passionate, moral, and ready to stitch you back together. See them in Star Trek.

When push comes to shove, the usually overly cautious Luigi has the heart of a hero. See them in Super Mario Bros..

Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.

Kilgrave is a domineering, abusive boyfriend. Then, add in the power of mind control. See them in Marvel Cinematic Universe.

Strong-willed Norah Silverberg isn't willing to be the goody bag at anyone's pity party. See them in Nick and Norah's Infinite Playlist.

Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.