This will be an odd choice considering looking at all the other choices of video game heroes in this thread. For me i would have to say The Best Videogame Hero imo would have to be...
The hero from Vault 13 you create in Fallout.
"Everyone else see's the Joker laugh; only Harley has ever seen him cry."- Arleen Sorkin
In an hour of Darkness a blind man is
the best guide. In an age of Insanity
look to the madman to show the way.
- - Warhammer 40,000 rule book