This Is Made by Standard Filter in CS6 (Or by CS5 Extension) and they are screenshots from New Vegas or fallout 3, Time for one Picture without Edition takes 10 minutes, Starting game, making screenshot and putting in photoshop and filter. Thing that intrigues me is why creator won't say this in the open and just "Ignore Trolls".
Here is example what you can do with that filters in 2 minutes per picture:
Based On a Pixely Game Screenshot:
Some Thing but with Real Life pic so no pixels visible:
So that is Just Photoshop Thing, tried to not criticize it, just show people what is this really to stop the questions.