Krath Pontifex
From Emperor's Hammer Encyclopaedia Imperia
Krath Pontifex is the Krath Order's rank that follows after the rank of Krath Epis. KPN is on par with it's Sith and Obelisk counter parts: Sith Warlord and Obelisk Warlord.
The rank that follows KPN is Dark Adept
KPN is the appointment rank of any of the Dark Council positions other then Deputy Grand Master and Grand Master