Now that Dungeons & Dragons Online: Menace of the Underdark has officially launched, I suspect this will be the add-on's final behind-the-scenes developer diary video. In it, executive producer Fernando Paiz, senior producer Eric Boyer, art director Jeff De Puy, and associate lead artist Dan Haard discuss the significance of adding the goddess Lolth as a raid encounter and the challenges involved with making the Demonweb a living environment for players to explore: