Descent into Avernus Descent into Avernus is an epic fantasy adventure supplement for Dungeons & Dragons, written by Bill Benham, M.T. Black, Dan Dillon, Justin Donie, James J. Haeck, James Introcaso, Adam Lee, Chris Lindsay, Liane Mersiel, Shawn Merwin, Lysa Penrose, Christopher Perkins, F. Wesley Schneider, Amber Scott, and James Sutter and published by Wizards of the Coast. By Dave Pierson The...