NPCs composing that spawngroup :

a_ghoul (33%)

a_greater_skeleton (33%)

a_necro_theurgist (34%)

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

befallen_55, range=95 (-732,-65,-66)

befallen_52, range=64 (-678,35,-67)

befallen_49, range=93 (-592,-97,-69)

befallen_48, range=74 (-620,-90,-67)

befallen_9, range=60 (-705,-38,-67)

befallen_77, range=23 (-627,-33,-67)

befallen_98, range=72 (-586,-60,-39)

befallen_123, range=89 (-571,26,-39)

befallen_124, range=99 (-556,18,-38)