NPCs composing that spawngroup :

an_elder_lavaspinner (50%)

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

delvea3410002, range=0 (-854,-1146,42)

delvea3410160, range=80 (-933,-1160,-14)

delvea_monocle_2_26, range=80 (-933,-1159,-16)

an_elder_lavaspinner (50%)
an_elder_lavaspinner (50%)

delvea_monocle_3_6, range=30 (-826,-1134,39)

a_preying_lavaspinner (50%)

delvea_monocle_3_16, range=66 (-835,-1081,39)

a_preying_lavaspinner (50%)

delvea_monocle_3_19, range=0 (-854,-1145,42)

an_elder_lavaspinner (50%)

delvea_monocle_3_27, range=80 (-933,-1159,-16)

an_elder_lavaspinner (50%)

delvea_monocle_4_121, range=80 (-933,-1159,-16)

a_reclusive_lavaspinner (50%)

delvea_monocle_4_130, range=0 (-854,-1145,42)

an_elder_lavaspinner (50%)

delvea_monocle_7_6, range=30 (-826,-1134,39)

a_preying_lavaspinner (50%)

delvea_monocle_7_16, range=66 (-835,-1081,39)

a_preying_lavaspinner (50%)

delvea_monocle_7_19, range=0 (-854,-1145,42)

a_reclusive_lavaspinner (50%)

delvea_monocle_7_27, range=80 (-933,-1159,-16)

an_elder_lavaspinner (50%)

delvea_monocle_8_1, range=0 (-854,-1145,42)

an_elder_lavaspinner (50%)

delvea_monocle_8_9, range=80 (-933,-1159,-16)

a_reclusive_lavaspinner (50%)