Because you like Sam Gideon in Vanquish
Aiden Pearce is a hacker who knows how dangerous the world can be, both online and off. See them in Watch Dogs.
A courageous boy robot, Mega Man is dedicated to achieving everlasting peace. See them in Mega Man.
After figuring out how both the light and dark halves of his soul could co-exist, Jak is maturing into a real hero. See them in Jak and Daxter.
The only thing Albert Wesker cares about is turning himself into a God. See them in Resident Evil Series.
Clank is the quintessential rational, intelligent robot sidekick. See them in Ratchet & Clank.
A powerful dragon-hunting warrior, Dovahkiin is destined for great things. See them in The Elder Scrolls V: Skyrim.
Fighting for a future without fear? Yeah, Chris Redfield believes it is worth it. See them in Resident Evil 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.
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.
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.