Awesome cornerstone submissions that can add major elements to your campaign world.
According to Ars Geotia the standard formations of power consist of ley lines, confluences and founts. this system has been long accepted, and is quite incorrect…
All spell casters gain their abilities through a form of demon possession. So in order to gain magical abilites, PCs must track down and trap demons. Of course there are some pretty powerful demons, if the demon is stronger than the PC, the PC could find themselves subjugated to the Demon's will.