March of the Abtu-Kahn is a purchased campaign in Warstorm. There are 10 missions, each awarding 5000 silver. Completing the campaign grants a territory which generates 200 silver per day, and the card Lich King's Crown. As of October 5th, 2010, it costs 20 Warstorm cash to play through the Dragon Rampage campaign, and 20 Warstorm cash to replay it as well.