NPCs composing that spawngroup :

a_grimling_corpsecaller (100%)

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

grimling1336209, range=20 (1120,-1178,13)

a_grimling_spiritcaller (50%)
a_grimling_spiritcaller (50%)

grimling1336208, range=62 (1112,-1111,0)

a_grimling_bloodreaver (50%)
a_grimling_bloodreaver (50%)

grimling1336207, range=89 (1051,-1147,15)

a_grimling_nightknife (100%)

grimling1336093, range=96 (1191,-1087,15)

Major_Ehmdish (100%)

grimling1336092, range=80 (1152,-1089,6)

a_Vah_Shir_officer (50%)
a_Vah_Shir_officer (50%)

grimling1336077, range=40 (1175,-1152,28)

a_grimling_manawield_1433322, range=13 (1133,-1180,24)

a_grimling_bloodreaver (100%)

a_grimling_dreamspin_1433368, range=59 (1101,-1121,9)

a_grimling_corpsecaller (100%)

grimling_117641, range=97 (1161,-1073,9)

a_grimling_skullsplitter (100%)

grimling_117642, range=88 (1166,-1084,8)

a_grimling_bloodreaver (100%)

grimling_117643, range=73 (1172,-1103,9)

a_grimling_twistblade (100%)

grimling_117644, range=75 (1090,-1110,0)

a_grimling_nightknife (100%)