Fall from Heaven II is a dark fantasy mod for Civilization IV. The Age of Ice has ended, what is left of the once great empires of man have formed into small tribes, ready to rebuild and retake that which was lost. Fall from Heaven II requires Civilization IV Beyond the Sword patch 3.17 to play.
The Radient Guard is the special unit, bulidable only when following the Empyrean as state religion. They can see invisible and are able to cast the Blinding Light spell.