Because you like Donkey Kong in Donkey Kong

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.

A celestial caretaker, Amaterasu is the stuff of legends. See them in Okami.

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

The Kid doesn't talk. He just acts with determination. See them in Bastion.

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.

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

Wei Shen is an undercover cop on a mission for justice (or at least vengeance). See them in Sleeping Dogs.

A hardboiled 1940s detective, Cole Phelps is haunted by his past in World War II. See them in L.A. Noire.

Once a loving family man, James Heller is now dark, damaged, and hell-bent on getting revenge. See them in Prototype Series.

Even with the world on the line, Bayonetta is an Umbra Witch who maintains a biting sense of humor. See them in Bayonetta.

A gruff and hardened professional, Marcus Fenix keeps his emotions buried deep. See them in Gears of War.

Raz is a 10-year-old boy who mostly stays in his own head, which makes sense since that's where he is strongest. See them in Psychonauts.