ElAmigos release, unprotected game (serial or crack is not necessary). Updated to version 1.23. Instructions: install, play.
Included content: Neverwinter Nights 2 + Mask of the Betrayer + Storm of Zehir + Mysteries of Westgate (only ENG/POL translations). Bonus: Artworks, Avatars, Manuals, Soundtracks, Wallpapers.