Solaris

The Metropolis of Solaris was created by the Sons of Ayen with the Help of the 8 relics given to them by Ayen himself. The metropolis was destroyed when Petra did not do her duty as the Host and channel spirit into the seed of life.

It is now known as the Shattered Metropolis.
 * Shalaren Metropolis was the first game ever planned based on Solaris