NPCs composing that spawngroup :

a_goblin_spirit_mystic (50%)

a_vicious_mine_rat (50%)

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

nurga_22, range=128 (-1474,-616,-189)

nurga_23, range=107 (-1496,-629,-189)

nurga_24, range=134 (-1468,-601,-189)

a_goblin_arcane_master (50%)
a_goblin_spirit_mystic (50%)

nurga_25, range=193 (-1461,-476,-189)

a_goblin_life_stealer (50%)
a_goblin_stabber (50%)

nurga_26, range=128 (-1580,-482,-189)

a_goblin_spirit_mystic (50%)
a_vicious_mine_rat (50%)

nurga_27, range=109 (-1591,-500,-189)

nurga_28, range=96 (-1567,-519,-189)

a_goblin_blight_caster (50%)
a_goblin_blight_caster (50%)

nurga_29, range=21 (-1606,-630,-189)

a_goblin_spirit_mystic (50%)
a_goblin_spirit_mystic (50%)

nurga_31, range=30 (-1572,-604,-189)

a_goblin_arcane_master (50%)
a_vicious_mine_rat (50%)

nurga_54, range=186 (-1661,-786,-221)

a_goblin_blightcaller (100%)

nurga_55, range=173 (-1688,-760,-221)

a_goblin_blightcaller (50%)
a_goblin_spirit_terror (50%)

nurga_a_goblin_slavedriver1_takp_import_v0, range=134 (-1468,-603,-188)

nurga_a_goblin_backbiter5_takp_import_v0, range=134 (-1581,-476,-188)

nurga_a_goblin_stalagknight9_takp_import_v0, range=107 (-1592,-502,-188)