Atari today released a new fact sheet for Mask of the Betrayer, an expansion to Neverwinter Nights 2 in the works at Obsidian Entertainment and due to be released in North America this autumn. Neverwinter Nights 2: Mask of the Betrayer will feature a new campaign, epic levels, dozens of new feats and spells, new races, base classes and prestige classes. New companions, weapons, armor and crafting options, as well as hordes of new monsters and enhanced modding tools, will be also included in this expansion. Press 'read more' to check the fact sheet.