NPCs composing that spawngroup :

an_erudite_plunderer (50%)

a_gnome_pillager (50%)

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

gunthak2240039, range=22 (-1522,-475,45)

gunthak2240045, range=34 (-1515,-457,43)

an_erudite_marauder (100%)

gunthak2240063, range=193 (-1711,-574,43)

an_erudite_pillager (50%)
a_human_plunderer (50%)

gunthak2240066, range=147 (-1679,-415,43)

gunthak2240078, range=54 (-1590,-505,43)

an_erudite_marauder (50%)
an_ogre_marauder (50%)

gunthak2240079, range=140 (-1513,-339,45)

an_ogre_plunderer (50%)
a_human_plunderer (50%)

gunthak2240080, range=188 (-1644,-316,45)

an_ogre_marauder (50%)
a_human_pillager (50%)

gunthak2240081, range=179 (-1706,-553,46)

a_troll_plunderer (50%)
a_troll_plunderer (50%)

gunthak2240087, range=91 (-1576,-390,45)

gunthak2240400, range=59 (-1528,-533,46)

a_Broken_Skull_warrior (100%)

gunthak#an_old_sea_dog00357503, range=130 (-1661,-417,43)

#an_old_sea_dog (20%)
an_ogre_plunderer (80%)