NPCs composing that spawngroup :

an_owlbear_gatherer (20%)

an_owlbear_gatherer (20%)

an_owlbear_gatherer (20%)

an_owlbear_ravager (20%)

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

HollowshGremlin1328105, range=161 (-1522,-1209,-100)

a_grimling_lookout (50%)
a_grimling_overseer (50%)

HollowshGremlin1328065, range=0 (-1494,-1050,-128)

HollowshGremlin1328064, range=138 (-1401,-1152,-109)

HollowshOwls2428064, range=138 (-1401,-1152,-109)

HollowshOwls2428105, range=161 (-1522,-1209,-100)

an_owlbear_fleshrender (50%)
an_owlbear_ravager (50%)

HollowshWolves1328064, range=138 (-1401,-1152,-109)

HollowshWolves1328065, range=0 (-1494,-1050,-128)

HollowshWolves1328105, range=161 (-1522,-1209,-100)

a_sonic_ravager (50%)
a_sonic_warwolf (50%)