Ever wanted to see what SMB would have looked like on the Atari 2600? Well there's a homebrew for that. But here's a graphics hack that makes your NES rom look like it is running on an Atari.
Just about every graphic in the game has been redrawn to actual Atari limitations, but the level design makes it slightly less so.
No-Intro Name: Super Mario Bros. (World)
(No-Intro version 20130731-235630)
File SHA-1: EA343F4E445A9050D4B4FBAC2C77D0693B1D0922
ROM SHA-1: FACEE9C577A5262DBE33AC4930BB0B58C8C037F7