NPCs composing that spawngroup :

Summoner_of_Bertoxxulous (100%)

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

codecay2000006, range=171 (116,5,-95)

codecay2000007, range=171 (115,-25,-95)

codecay2000008, range=91 (34,-22,-95)

codecay2000023, range=171 (-226,-5,-72)

codecay2000029, range=118 (60,29,-95)

codecay2000030, range=155 (98,27,-95)

codecay2000034, range=190 (115,86,-95)

codecay2000036, range=179 (116,55,-95)

codecay2000037, range=125 (37,85,-95)

codecay2000038, range=89 (16,54,-94)

codecay2000039, range=98 (-3,84,-95)

codecay2000040, range=83 (-103,68,-95)

codecay2000041, range=196 (-248,37,-73)

a_corpse_scavenger (50%)
a_scrounging_rat (50%)

codecay2000042, range=47 (-36,43,-96)

codecay2000043, range=51 (-79,45,-95)

codecay2000107, range=83 (-63,83,-96)

codecay2000114, range=140 (74,53,-93)

codecay2000129, range=75 (-29,70,-93)

codecay2000137, range=195 (140,-11,-95)

cod_trigger, range=55 (0,0,0)

#COD_Trigger (100%)

codecay_275202, range=136 (63,67,-289)

codecay_282461, range=15 (-61,-14,-94)

A_musty_smell (100%)

codecay_282465, range=169 (-64,169,-79)

A_sense_of_fear (100%)