I chose the last one, predictably. You can read more about the pieces showing up in my brain over at its Iron Game Chef forum thread. Read some of the other stuff there, too–The Dinner Party, The Shab-al-Hiri Roach, City of the Moon and Let a Hundred Flowers Bloom all look fantastic to me (you can already see preview PDFs of the former two).
Also, man, I’d forgotten what playing frisbee does to your fingernails!