A One-Round AD&D Dark Sun Tournament From the introduction: Your parched throat and cracked lips burn in the fierce Athas sun, as you gape at the bounteous source of water before you. Hundreds of gallons of the precious liquid lies just ahead, surrounded by palms, grass, and other sparse vegetation. A great sand dune flanks the oasis to one side, and the distant mountains you know to be north of Nibenay can be seen on the horizon.