Because you like Maximus Decimus Meridius in Gladiator

He's a dedicated cop and a nice guy. But James Gordon is learning that Gotham is not a city for nice guys. See them in Gotham.

Tarzan is walking the line between human and animal. Good thing he has excellent balance. See them in Tarzan.

A courageous boy robot, Mega Man is dedicated to achieving everlasting peace. See them in Mega Man.

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

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

Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.

Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.

Francis Freeman may be impervious to pain, but he sure knows how to inflict it. See them in Deadpool.

Stranded on Mars, Mark Watney is armed with quick wits, an electronic diary, disco music, and an undying resolve to make it back. See them in The Martian.

Jim Stark is a teen torn apart by what the world asks of him. See them in Rebel Without A Cause.

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.