User blog comment:VaughanTES/The Second Great War?!/@comment-3202167-20121012095403/@comment-1786741-20121013053503

The the "Forerunner Saga" books that detail the galaxy pre-Halo firing, they were far from the benevolent race everyone made them out to be. The Didact was practicularly dickish, which may explain why he's the main enemy in Halo 4.