Because you like SHODAN in System Shock
Maya Lambert is an obsessive intelligence officer with tunnel vision leading toward Osama bin Laden. See them in Zero Dark Thirty.
Ellen Ripley defines the word "badass." When she's not leading her crew on an interstellar voyage, she's slaying terrifying creatures. See them in Alien.
He might look like a pretty boy, but resourceful Leon Scott Kennedy is the man to have at your side during a crisis. See them in Resident Evil Series.
Ash Williams is a houseware clerk at S-Mart and the Chosen One. See them in The Evil Dead.
Ratchet is a shoot-first, ask-questions-later, and then-shoot-again kind of lombax. See them in Ratchet & Clank.
Part archaeologist, part philosopher, part politician, Jean-Luc Picard is an unashamed intellectual who runs a tight ship. See them in Star Trek: The Next Generation.
A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.
Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.
Tidus is upbeat, carefree, and desperate not to become his father. See them in Final Fantasy Series.
Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.
Clank is the quintessential rational, intelligent robot sidekick. See them in Ratchet & Clank.