For 3DGE 2.0.4 Final or later. You can get the latest build here: https://devbuilds.drdteam.org/3dge/
An extensive update and improvement to Laz Rojas' legendary (and inspirational) WolfenDOOM scenario. Featues improved gameplay (bye bye OP enemy grunts), all new weapons, new mechanics, more interactivity, more immersion, scripting, updated textures, level fixes, etc.
Spoiler:Full release (updated): http://www.mediafire.com/file/pdkn65501 ... isited.zip
You do not need the original to play this. You will, however, need 3DGE 2.0.4 Final or later and a DOOM II IWAD.
Concerning the levels:
Spoiler:Credits: (probably incomplete list)