NPCs composing that spawngroup :

#Adelin_Crow (14%)

#Crinthia_Signseer (14%)

#Dack_Tiktopper (14%)

#Marin_Pointear (14%)

#Murph_Cobblestone (15%)

#Torin_Truestring (15%)

an_outcast_mutant (14%)

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

echo_a_festering_mushroom130, range=91 (306,-586,-33)

echo_Crazy_Pete129, range=78 (291,-584,-38)

Crazy_Pete (100%)

echo_Gip_Gallows133, range=94 (262,-438,-39)

Gip_Gallows (100%)