NPCs composing that spawngroup :

#The_Fabled_Drolvarg_Captain (0%)

a_drolvarg_captain (5%)

a_drolvarg_sentry (50%)

a_drolvarg_sentry (45%)

NPCs spawning around that spawngroup :
(Max range : 200)

karnor_7, range=163 (73,-257,3)

karnor_11, range=161 (88,-261,5)

spectral_curate (100%)

karnor_12, range=173 (27,-238,3)

karnor_13, range=184 (12,-238,3)

karnor_15, range=136 (133,-247,45)

skeletal_guardian (95%)
skeletal_warlord (5%)

karnor_17, range=103 (41,-108,6)

a_drolvarg_guardian (50%)
a_drolvarg_sentry (50%)

karnor_18, range=170 (84,48,34)

a_drolvarg_captain (5%)
a_drolvarg_sentry (95%)

karnor_19, range=143 (1,-107,6)

a_drolvarg_guardian (50%)
a_drolvarg_guardian (50%)

karnor_46, range=174 (-7,-197,45)

karnor_49, range=48 (175,-148,-12)

a_drolvarg_sentry (50%)
spectral_caller (50%)

karnor_52, range=175 (125,64,34)

karnor_53, range=103 (67,-42,36)

a_drolvarg_captain (5%)
a_drolvarg_guardian (95%)

karnor_54, range=185 (48,49,34)

a_drolvarg_captain (5%)
a_drolvarg_sentry (95%)

karnor_55, range=129 (125,18,36)

a_drolvarg_captain (5%)
a_drolvarg_guardian (95%)

karnor_66, range=87 (179,-191,-12)

spectral_caller (100%)

karnor_67, range=158 (186,43,-12)

a_drolvarg_sentry (100%)

karnor_78, range=195 (56,64,34)

karnor_121, range=113 (191,-215,45)

karnor_124, range=157 (58,21,3)