Because you like Howard Wolowitz in The Big Bang Theory

The only thing standing between Rocky Balboa and glory is the person facing him in the boxing ring. See them in Rocky Series.

Although Morrigan knows every kind of magic there is, friendship is an untested area for her. See them in Dragon Age Series.

This beautiful aesthete wins the hearts of both ladies and men. But Dorian Gray also happens to have his soul sealed in a painting. See them in Dorian Gray.

The only defense Earth has against alien invaders are giant robots in the hands of pilots like Kaworu. See them in Neon Genesis Evangelion.

Whether he’s hacking or dodging a bullet, Neo has a poker face that never drops. And it doesn’t hurt that he’s prophesied to be "The One" to save humanity. See them in The Matrix.

Alex DeLarge likes his favorite milk-based, drug-laced cocktail. It helps him get in the mood for a night of "ultra violence." See them in A Clockwork Orange.

Arthur Dent is an incredibly normal man on an incredibly abnormal adventure. See them in The Hitchhiker's Guide to the Galaxy.

Wei Shen is an undercover cop on a mission for justice (or at least vengeance). See them in Sleeping Dogs.

Beware! Anton Chigurh carries a coin with him, which he forces his victims to flip to decide whether they will live or die. See them in No Country for Old Men.

Veronica Mars is a sarcastic private eye whose biggest mission is surviving high school. See them in Veronica Mars.

Raiden is an efficient soldier haunted by his repressed past. See them in Metal Gear Series.