Barons (all members of the class) are weaker to buckshot (shotgun or double shotgun ammo).
One appears behind the Super Secret Door in Sector 6 (however, you don't actually know the code to this door until you have found secrets in other areas). The Baron of Hell (or just Baron) is the highest form of the Baron class of monsters in Doom RPG (based on the Baron of Hell). This class of monster is especially weak against attacks from shotguns.
The Baron of Hell is a massive and brutal, dangerous warrior and contender for the throne of Hell.
There are three variations, identified by color: The Baron of Hell and Hell Knight both belong to the 'Baron' monster class. The Baron (or Baron of Hell) is a monster class in Doom RPG and Doom II RPG,