Because you like Eric Forman in That '70s Show
A bumbling hobbit, Bilbo Baggins is becoming a part of something much larger than himself as he embarks on a quest. See them in The Hobbit: An Unexpected Journey.
A secret smoker, Margot Tenenbaum has plenty more secrets where that came from. See them in The Royal Tenenbaums.
Deadpool thinks life is an endless series of train wrecks with only brief commercial-like breaks of happiness. See them in Deadpool.
Beneath Lena Duchannes' prickly exterior lurks a sensitive, compassionate soul. See them in Beautiful Creatures.
Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.
Detective Alec Hardy doesn't let anyone get too close to him. See them in Broadchurch.
Vanellope von Schweetz is princess of the Sugar Rush game who could care less about being royal. See them in Wreck it Ralph.
Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.
CIA operative Carrie Mathison is on a self-assigned mission to follow a lead, whether it be the truth or just her delusions playing tricks. See them in Homeland.
As the hero of time, Link is reborn throughout history, always with the purpose of fighting and defeating the evil Ganon. See them in The Legend of Zelda.
A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.