NPCs composing that spawngroup :

a_ghoul_savant (30%)

a_wan_ghoul_knight (70%)

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

gukbottom_a_zol_ghoul_knight48, range=22 (582,-580,-193)

a_zol_ghoul_knight (100%)
a_zol_ghoul_knight (100%)

gukbottom_a_wan_ghoul_knight9, range=16 (597,-605,-193)

gukbottom_an_urd_ghoul_wizard11, range=24 (587,-578,-165)

an_urd_ghoul_wizard (100%)

gukbottom_a_vis_ghoul_knight6, range=94 (651,-666,-160)

a_vis_ghoul_knight (100%)
a_vis_ghoul_knight (100%)

gukbottom_a_ghoul_cavalier120, range=6 (578,-608,-193)

a_ghoul_cavalier (30%)
a_wan_ghoul_knight (70%)