NPCs composing that spawngroup :

an_Isle_keeper (100%)

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

thundercrest_monocle_11, range=147 (3014,-2880,273)

thundercrest_monocle_12, range=66 (3082,-2833,271)

thundercrest_monocle_13, range=117 (3031,-2783,268)

thundercrest_monocle_14, range=45 (3190,-2821,273)

thundercrest_monocle_15, range=111 (3254,-2790,281)

thundercrest_monocle_16, range=144 (3271,-2882,272)

thundercrest_monocle_20, range=144 (3083,-2942,290)

thundercrest_monocle_21, range=48 (3145,-2764,291)

thundercrest_monocle_22, range=90 (3086,-2744,290)

thundercrest_monocle_23, range=87 (3200,-2744,290)

thundercrest_monocle_28, range=120 (3145,-2692,297)

thundercrest_monocle_353, range=172 (3002,-2715,273)

thundercrest_monocle_355, range=38 (3145,-2850,260)

thundercrest_monocle_6_30, range=45 (3190,-2821,273)

thundercrest_monocle_6_43, range=147 (3014,-2880,275)

thundercrest_monocle_6_44, range=117 (3031,-2783,270)

thundercrest_monocle_6_46, range=144 (3083,-2942,292)

thundercrest_monocle_13_13, range=144 (3271,-2882,273)

thundercrest_monocle_13_14, range=37 (3145,-2849,308)

thundercrest_monocle_13_28, range=147 (3014,-2880,275)

thundercrest_monocle_13_29, range=117 (3031,-2783,270)

thundercrest_monocle_13_32, range=144 (3083,-2942,292)

thundercrest_monocle_13_33, range=87 (3200,-2744,292)