I agree with Ilkke and some others here. The high resolution is not needed for the level of detail present in the mockups. Also I think that the executions is not very good at all, and I personally find most of them rather ugly.
Man I wish they made side scrollers still. I wouldn't even mind playing a few of these in this resolution and art style, they look pretty interesting. The sonic ones like this would make big money.
These are awesome! He's work is inspiring. I think that some game company should get hold of him and WABAM! 2D mayhem all over the world. I'd pay for one of those game :)
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