In World of Warcraft content patch 4.3, players will make their ultimate stand against Deathwing the Destroyer. Almost a year has passed since the corrupted Dragon Aspect burst forth from the Maelstorm to bring the Cataclysm down upon the mortal races. Now the determined survivors from the Horde and Alliance have rallied to unleash vengeance of their own.   To prepare for this earth-shattering battle, the Blizzard Insider recently discussed the upcoming Dragon Soul raid with Scott Mercer, lead encounter designer from the World of Warcraft team. Read on for all the epic details.