NPCs composing that spawngroup :

Sentry_Dolsam (100%)

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

skyshrine_158, range=94 (230,-493,102)

Sentry_Fi (50%)
Sentry_Fi (50%)

skyshrine_194, range=82 (262,-422,179)

Golem_Protectorate (50%)
Golem_Protectorate (50%)

skyshrine_196, range=86 (247,-358,186)

a_large_velium_statue (50%)
Golem_Gargantuan (50%)

skyshrine_227, range=91 (164,-503,43)

Guardian_Xatyl (34%)
Mesh_Ren (33%)
Mesh_Ren (33%)

skyshrine_229, range=97 (172,-510,43)

Marvin_Gemchal (50%)
Marvin_Gemchal (50%)

skyshrine_250, range=49 (160,-458,13)

Vividen (50%)
Vividen (50%)

skyshrine_251, range=38 (142,-414,13)

Nooba (50%)
Nooba (50%)

skyshrine_252, range=21 (195,-429,13)

skyshrine_253, range=46 (195,-457,13)

Sentry_Dorole (50%)
Sentry_Dorole (50%)

skyshrine_254, range=63 (161,-474,13)

Chef_Norador (50%)
Grudash_the_Baker (50%)

skyshrine_255, range=71 (142,-474,13)

Chef_Kollof (50%)
Ruru_the_Cook (50%)

a_shambling_cube_189863, range=68 (215,-472,98)

a_shambling_cube (100%)

Sentry_Halcix_189935, range=75 (189,-488,13)

Sentry_Halcix (100%)