NPCs composing that spawngroup :

#Cubicularius_Wringordus (100%)

NPCs spawning around that spawngroup :
(Max range : 100)

griegsend1304180, range=75 (-124,2879,-55)

griegsend1304128, range=56 (-101,2803,-55)

griegsend1304126, range=18 (-75,2831,-55)

a_tormented_pugilist (50%)
a_tormented_pugilist (50%)

griegsend1304125, range=91 (-5,2915,-55)

a_tormented_pugilist (100%)

griegsend1304124, range=46 (-80,2883,-55)

A_Shadow_dream_1433131, range=98 (15,2776,-52)

#Singultus_Primorus (2%)

griegsend_225088_takp_import_v0, range=75 (-18,2904,-55)

A_Dark_Sending (100%)

griegsend_An_Atra_Somnium9_takp_import_v0, range=47 (-56,2888,-55)

An_Atra_Somnium (100%)

griegsend_A_Dark_Sending3_takp_import_v0, range=75 (13,2864,-55)

A_Dark_Sending (100%)
A_Dark_Sending (100%)

griegsend_225218_takp_import_v0, range=34 (-88,2822,-55)

#Abluo_Mulier (10%)
A_Dark_Sending (90%)

griegsend_Gasha_Mraal260_takp_import_v0, range=64 (-75,2903,-54)

#Gesha_Mraal (10%)
Gasha_Mraal (90%)

griegsend_A_Singultus_Proeliator267_takp_import_v0, range=25 (-47,2864,-55)

#Singultus_Primorus (4%)
A_Singultus_Proeliator (96%)

griegsend_225217_takp_import_v0, range=0 (-59,2841,-55)

#Cubicularius_Wringordus (20%)
A_Dark_Sending (80%)