NPCs composing that spawngroup :

a_grimling_miner (2%)

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

grimling1336229, range=59 (143,1640,-147)

grimling1336228, range=161 (277,1674,-181)

grimling1336226, range=60 (126,1632,-145)

a_grimling_nightknife (50%)
a_grimling_nightknife (50%)

grimling1336223, range=40 (157,1695,-151)

a_grimling_nightknife (50%)
a_grimling_nightknife (50%)

grimling1336181, range=188 (-5,1549,-150)

grimling1336179, range=173 (-33,1606,-150)

grimling1336150, range=185 (230,1546,-150)

grimling1336017, range=10 (127,1697,-150)

grimling1336016, range=65 (78,1640,-147)

a_grimling_elder_guard (50%)
a_grimling_elder_guard (50%)

a_grimling_manawield_1433311, range=154 (240,1599,-148)

a_grimling_manawielder (2%)

a_grimling_miner_1433337, range=35 (90,1716,-148)

a_grimling_miner (2%)

a_grimling_miner_1433340, range=38 (146,1718,-148)

a_grimling_miner (2%)

a_grimling_miner_1433342, range=131 (244,1659,-171)

a_grimling_miner (2%)

a_grimling_cadaveris_1433372, range=179 (280,1618,-150)

a_grimling_cadaverist (2%)