NPCs composing that spawngroup :

an_earth_elemental (33%)

a_mist_elemental (33%)

a_mist_elemental (34%)

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

najena_77, range=95 (173,228,3)

a_large_skeleton (100%)

najena_69, range=78 (153,211,4)

a_greater_skeleton (50%)
a_greater_skeleton (50%)

najena_68, range=97 (153,172,3)

najena_66, range=43 (119,219,-23)

najena_64, range=42 (119,249,-23)

najena_59, range=65 (119,287,4)

a_greater_skeleton (50%)
a_greater_skeleton (50%)

najena_49, range=82 (121,164,-23)

an_ogre_guard (100%)

najena_45, range=33 (52,216,3)

najena_38, range=83 (162,225,-25)

najena_37, range=67 (145,222,-25)

an_earth_elemental (50%)
an_earth_elemental (50%)

najena_36, range=12 (91,232,-23)

a_guard_officer (50%)
a_guard_officer (50%)

najena_35, range=55 (52,187,-23)

the_guard_captain (100%)

najena_34, range=63 (57,175,-23)

najena_33, range=40 (54,203,-23)

najena_12, range=77 (138,286,3)

a_skeleton (33%)
a_skeleton (33%)
a_skeleton (34%)

najena_2, range=71 (134,189,-24)

dark-boned_skeleton (50%)
dark-boned_skeleton (50%)

najena_1, range=94 (59,327,2)