Unknown Realm: The Siege Perilous is a true 8-bit fantasy role-playing game for PC and Mac inspired by the classic tile-based RPGs of the 80's such as Ultima, Legacy of the Ancients and Wasteland. Master medieval weaponry, descend into the depths of dungeons, navigate the treacherous seas, and learn to harness the power of the Elderstones in order to survive in this realm of monsters and magic.