NPCs composing that spawngroup :

#A_Swirling_Elemental_Force (3%)

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

poair2150088, range=196 (496,-1710,5)

poair2150101, range=31 (720,-1684,48)

poair2150152, range=53 (746,-1700,46)

poair2150183, range=173 (549,-1604,16)

poair2150195, range=128 (615,-1598,46)

poair2150196, range=76 (633,-1652,46)

poair2150197, range=167 (632,-1544,46)