NPCs composing that spawngroup :

a_mangled_clairvoyant (33%)

a_mangled_clairvoyant (34%)

a_tormented_pugilist (33%)

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

griegsend1304111, range=60 (123,2886,-55)

griegsend1304116, range=54 (160,2985,-47)

griegsend1304117, range=99 (106,3012,-47)

griegsend1304122, range=80 (91,2968,-47)

Grieg_Veneficus__1432762, range=98 (129,2839,-42)

Grieg_Veneficus_ (2%)

A_Dark_Sending__1432770, range=12 (151,2934,-44)

A_Dark_Sending_ (2%)

A_Dark_sending_1432867, range=87 (78,2952,-43)

A_Dark_Vision_ (50%)
A_Vereor_Tesserarius_ (50%)

A_Dark_sending_1432870, range=94 (97,2864,-52)

A_Dark_Sending_ (2%)

A_Dark_sending_1432881, range=36 (151,2897,-49)

A_Dark_Vision_1433079, range=75 (128,2864,-52)

A_Dark_Vision (2%)

A_Dark_Sending__1433161, range=67 (113,2886,-54)