The Best RPG. The Ultimate Collection. Are you looking for adventure? Do you have a friend who has always wanted to join you on an epic quest? Neverwinter Nights Diamond Edition is the perfect way for new heroes to begin their journey! The Diamond Edition is now available on store shelves and includes the award-winning Neverwinter Nights, Shadows of Undrentide, Hordes of the Underdark, and the Neverwinter Nights Kingmaker expansion, which includes Kingmaker, ShadowGuard, and Witch's Wake Remastered.