first: this should be called "design a The Best Of... album", because the greatest hits are just the most popular songs, but not the real ones. for example, The queen's Greatest Hits have all the popular songs, but no the really good ones (like liar, the march of the black queen, etc)
Beyond the Ashes of A Widow of Glass (freak name o.O, not in order)
Beyond the veil
World Of Glass
The Shining Path
A Sequel Of Decay
i think that will do it...
if we consider the first known songs of illumination, Mercyside