As you all know the Green Lantern Corps and The Sinestro Corps are wielders of Power rings; Constructed by the Guardians of the Universe. These two corps alone can cause mass destruction across countless solar systems! Why would you want to add more of themů To prepare for all-out War!!!!!!!
It's here http://www.comicvine.com/blackest-night-de...s-us/37-155833/
Yep. The GLs are pretty cool.
I even made an arc about them once. (Titled: Blackest Night)