Minecraft classics, including pixelated Steves, Creepers, sheep, chickens, tame dogs, weapons, torches, mushrooms, buildings and a 40-foot-long Enderdragon. These scale models were all hand-made by special-effects superstar Greg Aronowitz and his team, who have written an in-depth behind-the-scenes blog post about the entire affair, demonstrating how difficult, stressful and fun the Minecon build was.
For example, this is what Notch sent Aronowitz as a texture guide for the Mooshroom and all the other characters:
Yes, at that size, just 123K. To see how these tiny images became real-life versions of Minecraft characters, check out all of the photos in Aronowitz's blog post.