A ruins of dark green rock found within Stalwart Shield territory. Below the crumbled rocks is a series of basement levels, constructed something like an upside-down wizard's tower. In ancient times, it apparently served as a laboratory for the ancestors of the Stalwart Shield.
Trigger, the partially disassembled warforged, was found here. There is also a functional teleportation circle here. The Council of Brightshore has the sigil sequence.