NPCs composing that spawngroup :

An_Icy_Drake (50%)

A_Shimmering_Drake (50%)

NPCs spawning around that spawngroup :
(Max range : 200)

skyshrine_15, range=169 (828,1037,222)

skyshrine_18, range=179 (739,741,222)

skyshrine_19, range=72 (645,955,222)

A_Shrine_Protector (50%)
A_Shrine_Protector (50%)

skyshrine_22, range=89 (775,860,222)

An_Old_Racnar (50%)
A_Shrine_Protector (50%)

skyshrine_48, range=194 (580,1065,67)

skyshrine_49, range=166 (782,1067,67)

An_Icy_Drake (50%)
An_Onyx_Drake (50%)

skyshrine_57, range=181 (829,1053,47)

An_Onyx_Drake (50%)
An_Onyx_Drake (50%)

skyshrine_58, range=144 (832,846,47)

An_Emerald_Drake (50%)
An_Onyx_Drake (50%)

skyshrine_140, range=48 (659,918,67)

An_Emerald_Drake (50%)
An_Icy_Drake (50%)

skyshrine_289, range=101 (805,890,351)

skyshrine_307, range=138 (659,788,45)

An_Emerald_Drake (50%)
An_Onyx_Drake (50%)

skyshrine_308, range=130 (707,788,45)

An_Emerald_Drake (50%)
An_Icy_Drake (50%)

skyshrine_112958, range=91 (764,846,223)

Talgixn_Fe`Dhar (100%)

skyshrine_113092, range=52 (759,926,223)

Eldriaks_Fe`Dhar (100%)