NPCs composing that spawngroup :

an_infected_rat (9%)

a_briar_snake (7%)

a_decaying_skeleton (8%)

a_fire_beetle (8%)

a_kobold_runt (8%)

a_kobold_scout (9%)

a_kobold_sentry (8%)

a_kobold_shaman (2%)

a_kobold_watcher (8%)

a_spiderling (8%)

a_thistle_snake (8%)

a_widow_hatchling (9%)

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

tox north center 2, range=82 (1622,135,-65)