Because you like Love Quinn in You

Ethan Hunt's mission, should he chose to accept it, is to save the world from impossible threats. See them in Mission: Impossible.

It's hard to tell if Dean Winchester cares more about saving the world or his 1967 Chevy Impala. See them in Supernatural.

Vash might act like a carefree, peace-loving goof, but it's not wise to underestimate this "Humanoid Typhoon." See them in Trigun.

Leonidas is not the kind of king who merely gives orders; rather, he's out on the battlefield fighting alongside his men. See them in 300.

Ezio Auditore Da Firenze is a little short-tempered, a lot fun-loving. See them in Assassin's Creed Series.

Unaware of the fact that he's a toy and made of plastic, Buzz Lightyear is a spaceman on a mission fully of snappy catch phrases. See them in Toy Story.

Jack Frost would rather crack a joke or throw a snowball than take anything seriously. See them in Rise of the Guardians.

SpongeBob SquarePants lives in a pineapple under the sea. Absorbent and yellow and porous is he. See them in SpongeBob SquarePants.

Closing off her emotions makes Lightning a great fighter, but at what personal cost? See them in Final Fantasy Series.

Marty McFly is a skateboarder, aspiring rock star, and reluctant time-traveler. See them in Back to the Future.

We're all puppets. Dr. Manhattan is just a puppet who can see the strings. See them in Watchmen.