NPCs composing that spawngroup :

fire_goblin (50%)

inferno_goblin (50%)

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

soldunga_33, range=98 (-752,-492,57)

inferno_goblin_wizard (100%)

soldunga_21, range=72 (-781,-506,57)

inferno_goblin_shaman (100%)

soldunga_20, range=82 (-846,-567,43)

soldunga_19, range=53 (-846,-538,43)

soldunga_18, range=60 (-902,-517,26)

young_goblin (100%)

soldunga_17, range=63 (-912,-501,14)

inferno_goblin (100%)

soldunga_16, range=67 (-911,-515,15)

fire_goblin (100%)

soldunga_14, range=67 (-809,-432,38)

soldunga_13, range=55 (-809,-448,38)

fire_goblin_wizard (50%)
inferno_goblin (50%)

soldunga_5, range=90 (-787,-422,57)

Solusek_goblin (50%)
Solusek_priest (50%)

soldunga_84, range=95 (-757,-508,57)

fire_goblin_wizard (50%)
inferno_goblin (50%)

soldunga_91, range=68 (-782,-475,57)