NPCs composing that spawngroup :

a_bile_golem (50%)

a_bile_golem (50%)

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

charasis_114, range=114 (-42,444,22)

charasis_115, range=16 (7,565,23)

charasis_116, range=18 (7,531,22)

charasis_117, range=143 (-91,657,22)

charasis_119, range=156 (-90,675,23)

charasis_120, range=171 (-91,692,22)

charasis_122, range=134 (-47,674,23)

charasis_124, range=135 (-62,429,21)

a_bile_golem (50%)
a_sepulcher_skeleton (50%)

charasis_125, range=98 (-64,476,22)

a_bottomless_feaster (50%)
greater_war_boned_skeleton (50%)

charasis_126, range=161 (-141,621,22)

a_sepulcher_skeleton (50%)
a_sepulcher_skeleton (50%)

charasis_127, range=173 (-170,532,14)

charasis_128, range=149 (-144,518,3)

a_bile_golem (100%)

charasis_129, range=120 (-116,532,14)

charasis_133, range=199 (-156,429,22)

charasis_134, range=180 (-132,429,22)

charasis_143, range=192 (-144,423,22)

a_sepulcher_skeleton (100%)

charasis_147, range=196 (12,353,22)

charasis_205, range=121 (-95,621,23)

a_bottomless_devourer (100%)

charasis_208, range=129 (-127,548,4)

greater_war_boned_skeleton (100%)