NPCs composing that spawngroup :

a_cave_bat (100%)

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

warrens_2, range=121 (776,-898,-37)

a_kobold_guard (50%)
a_rabid_kobold (50%)

warrens_6, range=56 (803,-791,-48)

a_kobold_guard (50%)
a_rabid_kobold (50%)

warrens_20, range=183 (674,-823,-75)

Foodmaster_Rargnar (100%)

warrens_72, range=84 (774,-789,-48)

a_kobold_guard (50%)
a_kobold_guard (50%)

warrens_79, range=148 (803,-945,-37)

a_kobold_guard (50%)
a_rabid_kobold (50%)

warrens_145, range=138 (719,-791,-61)

warrens_146, range=65 (904,-761,-61)

a_kobold_scout (50%)
a_kobold_scout (50%)

warrens_147, range=19 (861,-826,-61)

a_kobold_runt (50%)
a_kobold_scout (50%)

warrens_148, range=130 (780,-702,-65)

warrens_149, range=194 (748,-968,-58)

a_rabid_kobold (50%)
a_rabid_kobold (50%)

warrens_175, range=132 (748,-731,-61)

warrens_176, range=84 (896,-732,-61)