Seven Kingdoms: Ancient Adversaries $2.39, GOG Gem Promo By w00py | April 4, 2012 0 Comment Seven Kingdoms: Ancient Adversaries is on sale for $2.39 as the GOG Gem Promo. The discount will be live for the next 24 hours only. In addition, it looks like they’re making some kind of announcement of sorts. Possibly a free game also. See their Spring Conference live stream here.