NPCs composing that spawngroup :

#Fusions_Dark_Matter (100%)

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

devastation66348, range=34 (775,1910,20)

devastation66362, range=81 (821,1946,6)

devastation66526, range=6 (780,1882,8)

devastation66528, range=28 (781,1904,20)

devastation66530, range=24 (757,1867,20)

devastation66617, range=92 (691,1904,14)