Sword Coast Legends, due out at the end of this month, sports a lot of the creatures from Dungeons and Dragons’ illustrious history. But, unlike most RPGs, you can actually play as these monsters should you decide to take on the role of Dungeon Master, in our third of a series today we’re pulling back the veil on the Duergar and the Drow… two races you’ll face deep in the Underdark of the Sword Coast.