NPCs composing that spawngroup :

fire_goblin (25%)

fire_goblin (25%)

flame_goblin (25%)

flame_goblin (25%)

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

soldunga_blazing_elemental134, range=49 (-74,-731,27)

blazing_elemental (100%)
blazing_elemental (100%)

soldunga_fire_goblin_wizard137, range=99 (-39,-796,48)

soldunga_fire_goblin90, range=75 (-123,-666,44)

fire_goblin (50%)
fire_goblin (50%)

soldunga_flame_goblin129, range=92 (-31,-725,49)

flame_goblin (50%)
flame_goblin (50%)

soldunga_reckless_efreeti133, range=74 (-50,-761,24)

blazing_elemental (90%)
reckless_efreeti (10%)

soldunga_223540, range=31 (-153,-739,50)