Justice Society of America #20, DC, 2008, Cover by Alex Ross. One World Under Gog: Part 6 of 11 - Written by Geoff Johns & Alex Ross. Art by Dale Eaglesham, Jerry Ordway, Bob Wiacek & Nathan Massengill. It's the Justice Society of America vs. the Justice Society Infinity of Earth-2 with the fate of Power Girl at the center of it all! Meanwhile, Starman struggles with his returned sanity as he embarks on his true mission in our time period - one that will have vital consequences for the Crisis of the 31st century!