NPCs composing that spawngroup :

Ortoth (100%)

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

skyshrine_94, range=55 (566,-326,324)

Xalamesh_Dur`Kven (100%)

skyshrine_98, range=93 (550,-290,43)

Welenor (50%)
Welenor (50%)

skyshrine_99, range=80 (578,-290,43)

Lumburus (50%)
Lumburus (50%)

skyshrine_107, range=63 (654,-407,43)

Flack (50%)
Flack (50%)

skyshrine_109, range=78 (672,-406,43)

Klack (50%)
Klack (50%)

skyshrine_111, range=68 (600,-434,43)

Commune_Protectorate (100%)

skyshrine_112, range=23 (582,-366,43)

Tasznev (50%)
Tasznev (50%)

skyshrine_113, range=78 (565,-434,43)

Commune_Protectorate (50%)
Commune_Protectorate (50%)

skyshrine_114, range=97 (535,-434,43)

Commune_Protectorate (50%)
Commune_Protectorate (50%)

a_patient_servant_189886, range=61 (558,-327,48)

A_Guardian_of_the_Shrine (100%)

a_gargoyle_guard_189916, range=90 (687,-405,43)

a_gargoyle_guard (100%)

Invisman_189958, range=41 (609,-325,28)

Invisman (100%)

skyshrine_112917, range=74 (538,-333,28)

skyshrine_112921, range=98 (535,-435,43)

Guardian_Tion (100%)

skyshrine_112922, range=69 (597,-435,43)

Guardian_Salva (100%)