Because you like Alyx Vance in Half-Life 2

Kind and friendly, Rinoa Heartilly is nonetheless an effective freedom fighter. See them in Final Fantasy Series.

With an A.I. as loyal and witty as Cortana, who needs humans? See them in Halo.

It's hard enough fighting a war. But it's worse for Commander Shepard, knowing no matter how hard you try, you can't save them all. See them in Mass Effect.

The only thing Albert Wesker cares about is turning himself into a God. See them in Resident Evil Series.

Sarah Kerrigan is pretty much the Queen Bitch of the Universe. See them in StarCraft .

Those who stand against this singular super ninja are doomed to fail. See them in Ninja Gaiden.

Needles Kane says shut up and bleed. See them in Twisted Metal .

All who live know his name, and all who oppose him shall know Death. See them in Darksiders Series.

A believer in the pursuit of justice, Garrus Vakarian hates it when bad guys slip through the cracks of the bureaucratic justice system. See them in Mass Effect.

A genetic experiment engineered to be the perfect assassin, Agent 47 is cold, professional, and lethal. See them in Hitman.

Dante Alighieri is a crusader fighting his way to absolution. See them in Dante's Inferno.

Liu Kang spends his days training his body and spirit, seeking to become the ultimate warrior. See them in Mortal Kombat.