Because you like James Heller in Prototype Series
Fox McCloud leads a team of pilots through the Lylat System in search of the evil genius Andross, the villain that killed his father. See them in Star Fox.
Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.
Altair Ibn-La'Ahad is as much a philosopher and detective as he is a killer. He takes nothing at face value and continually searches for deeper truths. See them in Assassin's Creed Series.
A courageous boy robot, Mega Man is dedicated to achieving everlasting peace. See them in Mega Man.
To cope with injustice, Connor finds meaning in his strict and unbreakable code of honor. See them in Assassin's Creed Series.
Faith balances her adventurous thrill-seeking attitude with a righteous passion for justice. See them in Mirror's Edge.
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.
Edward Kenway can be reckless and greedy, but he's learning that his ancient ancestry carries a noble burden. See them in Assassin's Creed Series.
For Sly Cooper, stealing isn't just about the haul. It's also about the journey. See them in Sly Cooper.
A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.
A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.