NPCs composing that spawngroup :

gnomish_conjurer (33%)

gnomish_conjurer (34%)

gnomish_miner (33%)

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

soldunga_100, range=99 (-65,-934,53)

soldunga_102, range=46 (-136,-968,48)

CWG_Model_MB (75%)
lava_elemental (25%)

soldunga_103, range=64 (-113,-969,48)

soldunga_104, range=52 (-112,-923,48)

soldunga_105, range=50 (-137,-973,48)

soldunga_106, range=26 (-139,-922,48)

soldunga_107, range=46 (-204,-954,48)

soldunga_108, range=36 (-142,-901,52)

soldunga_109, range=54 (-183,-879,49)

soldunga_110, range=30 (-173,-901,51)

gnomish_miner (50%)
gnomish_miner (50%)

soldunga_113, range=62 (-226,-941,48)

CWG_Model_MA (50%)
CWG_Model_MA (50%)

soldunga_129, range=14 (-178,-935,53)

soldunga_131, range=76 (-160,-1006,53)

soldunga_132, range=78 (-171,-1008,53)

CWG_Model_XA (50%)
CWG_Model_XA (50%)

soldunga_133, range=87 (-144,-1015,53)

gnomish_miner (50%)
gnomish_miner (50%)

soldunga_134, range=63 (-187,-989,53)

gnomish_conjurer (50%)
gnomish_miner (50%)

soldunga_137, range=94 (-72,-948,53)

CWG_Model_MA (100%)