Should be listed as 'named'.
Note: For all map points of nameds in Sanctum Somnium (for "somnium.txt" map files), see this quest entry.
The Beast King has multiple spawn points (PHs "a shadowy dark beast", including roamers) in the "Y-shaped" area due south of the zone-in.
It hits for a max ~14,000; and has ~980,000 hitpoints.