NPCs composing that spawngroup :

spectral_guardian (50%)

spectral_guardian (50%)

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

kaesora_14, range=89 (-120,536,-292)

kaesora_15, range=74 (-112,560,-292)

guardian_of_Xalgoz (50%)
Xalgoz (50%)

kaesora_16, range=53 (-119,584,-291)

kaesora_26, range=40 (-161,654,-226)

failed_crypt_raider (10%)
spectral_guardian (90%)

kaesora_79, range=55 (-114,589,-316)

kaesora_84, range=90 (-93,557,-347)

kaesora_85, range=79 (-88,589,-347)