Because you like Winry Rockbell in Fullmetal Alchemist

A resourceful ship systems engineer, Isaac Clarke does his best to batttle the infection spreading across space. See them in Dead Space.

Misato Katsuragi is never without a beer in her hand or her pet penguin by her side. See them in Neon Genesis Evangelion.

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

Foul mouthed and disturbingly comfortable with violence, Hit-Girl is a precocious assassin who doesn't need anyone's protection. See them in Kick-Ass.

Korra is stubborn, outgoing, and faced with huge responsibilities she might not be ready for. See them in The Legend of Korra.

Not only could Hellboy avenge your death, he'd also have a sense of humor about it and not let it ruin the rest of his night. See them in Hellboy.

World domination and Superman's demise are next on Lex Luthor's to-do list. See them in DC Extended Universe.

Mario is a plumber who wears a ridiculous outfit, eats weird looking mushrooms, and fits himself inside your pipes so he can save a princess. See them in Super Mario Bros..

A loyal dinosaur, Yoshi loves both saving the day and chowing down on a good meal. See them in Super Mario Bros..

Yuri Plisetsky's a hotheaded punk off the ice, incredible artist on it. See them in Yuri on Ice.

A ruthless militant, Raza will do anything to take down Tony Stark. See them in Marvel Cinematic Universe.

Dr. Gordon Freeman is a brilliant physicist is a quiet hero. And given all the violent aliens, he better be. See them in Half-Life.