Hell Knight

The Hell Knight is a recurring monster in the series that was first introduced in Doom II. They are generally portrayed as weaker variants of the Baron of Hell, usually possessing only half as much health and/or less damaging attacks.

Doom RPG
In Doom RPG, the Baron of Hell and the Hell Knight both belong to the "Baron" monster class. There are three variations, identified by color: As in the original, the Hell Knight is not as powerful as the Baron, though both are more powerful than the new "Ogre" variation. This class of monster is especially weak against attacks from shotguns.
 * Ogre (green torso, red hands, brown legs)
 * Hell Knight (brown torso, brown hands, pink legs)
 * Baron (pink torso, orange hands, brown legs)