NPCs composing that spawngroup : A_Boulder_Thrower (50%)

NPCs spawning around that spawngroup : (Max range : 100) A_Stone_Fortification, range=89 (-240,-580,86) A_Stone_Fortification (50%) A_Stone_Fortification (50%) A_Stone_Fortification (50%) A_Stone_Fortification (50%) A_Stone_Fortification (50%) A_Stone_Fortification (50%)