In Mythic Europe some wizards serve the terrible powers that ruled the world at the dawn of time and plot to grant them mastery once more. Others would take everyone to a glorious new existence careless of whether they want to go - or not. Still more have nothing but the best of intentions but risk anything to achieve their goals. If theyre not stopped their power will twist and consume the world and all who live in it! This sourcebook for Ars Magica 5th Edition details four great apocalyptic threats to Mythic Europe.