NPCs composing that spawngroup :

a_bile_golem (25%)

a_helot_skeleton (25%)

a_sepulcher_skeleton (25%)

greater_war_boned_skeleton (25%)

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

charasis_87, range=83 (26,243,-194)

a_sepulcher_skeleton (100%)

charasis_114, range=129 (-42,444,22)

charasis_118, range=173 (-12,147,22)

charasis_121, range=173 (12,147,22)

charasis_124, range=123 (-62,429,21)

a_bile_golem (50%)
a_sepulcher_skeleton (50%)

charasis_125, range=166 (-64,476,22)

a_bottomless_feaster (50%)
greater_war_boned_skeleton (50%)

charasis_133, range=185 (-156,429,22)

charasis_134, range=166 (-132,429,22)

charasis_136, range=107 (-72,234,23)

a_bottomless_feaster (100%)

charasis_138, range=198 (-189,243,22)

charasis_140, range=165 (131,228,23)

charasis_141, range=155 (143,275,23)

a_bottomless_feaster (100%)

charasis_142, range=107 (-72,234,22)

a_sepulcher_skeleton (100%)

charasis_143, range=171 (-144,423,22)

a_sepulcher_skeleton (100%)

charasis_145, range=160 (79,184,22)

charasis_147, range=37 (12,353,22)

charasis_148, range=49 (9,273,21)

a_bile_golem (100%)

charasis_149, range=64 (-20,257,22)

charasis_150, range=168 (157,279,22)

charasis_151, range=161 (61,173,22)

charasis_152, range=116 (60,224,21)

charasis_155, range=175 (-154,224,-139)

charasis_156, range=150 (-136,242,-162)

a_sepulcher_skeleton (50%)
greater_plaguebone (50%)

charasis_157, range=158 (25,165,-194)

a_pyre_golem (50%)
a_pyre_golem (50%)

charasis_158, range=156 (-25,165,-194)

a_pyre_golem (50%)
a_pyre_golem (50%)