That site is comprised of wallpapers put together from promotional images pertaining to the games. The image you are referencing is a promotional image owned by Crytek. They retain the rights. There is no need to credit an artist of a promotional image that can be found everywhere from magazine covers to the homepage of the main site for the game.
yea, it's been some time buddy. I am deft. getting Crysis 2 though. I played the multiplayer demo and it was almost a cross between cod mw2 and battlefield. I am mostly looking forward to the campaign though.