NPCs composing that spawngroup :

NPCs spawning around that spawngroup : (Max range : 100) bothunder2090126, range=0 (-1737,-727,1736) A_storm_guardian (100%) bothunder_275053, range=29 (-1732,-756,1267) A_firestorm_portal (100%) bothunder_275059, range=29 (-1732,-756,1267) A_storm_guardian_ (100%) bothunder_275063, range=0 (-1737,-727,1727) A_celestial_portal (100%)