The land of Mazaera is basically untouched compared to the opposite continents, consisting mostly of dense rain forests inhabited by nomadic ended up-creatures. Maybe for this reason, Eidolon has attained a solid foothold there in a short time. The iron golem just requires some kind of ruby in its forehead, http://beauvcfkn.timeblog.net/38131420/fascination-about-hexen-crystal