NPCs composing that spawngroup : Ur-Koraag (100%)

NPCs spawning around that spawngroup : (Max range : 100) dreadspire63412, range=86 (2937,221,90) #Vivisector (100%) dreadspire63419, range=97 (2968,182,84) a_shadowmane_researcher (100%) dreadspire63421, range=81 (2982,194,83) a_lifeless_corpse (100%) dreadspire63422, range=37 (2994,236,83) a_vampiric_researcher (100%) dreadspire63425, range=80 (2998,191,84) a_vampiric_researcher (100%) dreadspire63426, range=42 (3024,232,91) a_shadowmane_researcher (100%) dreadspire63429, range=92 (3034,182,84) a_drachnid_researcher (100%) dreadspire63430, range=80 (3077,312,33) a_rampaging_bonewalker (100%) dreadspire63434, range=82 (3063,210,90) a_vampiric_researcher (100%) dreadspire63453, range=73 (3064,318,41) a_drachnid_manslayer (100%) dreadspire63465, range=73 (3064,318,41) a_drachnid_manslayer (100%)