 Modifications were also made to the Neverwinter Nights 2 toolset with the intention of giving more options to module creators in the fan community and making it easier for players taking the role of the Dungeon Master . Urquhart said that the additions include " an Appearance editor for humanoids and monsters to make it easier to cloth and color them , the saving and loading of lighting sets , undo functionality for terrain drawing , creating blueprints more easily , adding in more trees to use , [ and ] refining the texture sculpting tools . " Over two dozen monsters were created for Mask of the Betrayer , such as new types of golem , dragons , and <unk> . New spell effects , character models , and environmental effects were also added ; Saunders stated that the genasi models in particular had been a challenge for artists and he had originally opposed the inclusion of the new races because of this . 
