A: Marcus Fenix
I've always sorta liked the character, so I decided to base mine off him.
Not very far, still got plenty to go:
Not very far, still got plenty to go:

marcus.gif
64 x 64 - 3K

Comments
Any comments/feedback?
The whole GOW universe I feel needs big chunky hands and feet, so your comparitively smaller hands (feet not that much but still kinda) is jarring against thte GOW thing. I guess it applies to the whole proportion thing - the bigger head makes the whole guy feel less buff and bulky.
The shading is very well done :)
Please make a 4x size version too, makes it not as squinty :)
I struggle with stylizing features when I draw people, but i can take a crack at the hands and legs...
Here is the bigger one: