Because you like James Halliday / Anorak in Ready Player One
Ava may just be the perfect woman. So long as she can pass a Turing test. See them in Ex Machina.
A great galactic bounty hunter, Samus Aran is not as good at expressing emotions. See them in Metroid.
Although Morrigan knows every kind of magic there is, friendship is an untested area for her. See them in Dragon Age Series.
A genetic experiment engineered to be the perfect assassin, Agent 47 is cold, professional, and lethal. See them in Hitman.
Norma Bates may look like a harmless housewife, but don't let that fool you. See them in Bates Motel.
With her consciousness so easily shifted between bodies, Motoko Kusanagi is left unsure of who or what she really is. See them in Ghost in the Shell.
Hawkeye Pierce is a Devil-may-care Army doc who'd have the Devil laughing and drinking in five minutes flat. See them in M*A*S*H.
A speed-loving daredevil who lives on the edge, Sonic is as brave as he is cocky. See them in Sonic the Hedgehog.
Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.
Bobby Singer is a redneck ghost hunter, but all he wants to do is retire to the junk yards of South Dakota. See them in Supernatural.
Elio Perlman likes the piano, peaches, and his father's new research assistant a little too much. See them in Call Me by Your Name.
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.