[quote]Didact's dead for sure (right?)[/quote][url=http://www.comicbookresources.com/imgsrv/preview/0/0/1/015-HALOES9-bd9a8.jpg]You sure about that?[/url] [spoiler]And yes, that is a Halo Activation Index in his hand and multiple Composers behind him.[/spoiler] [quote]Is there any existing hint that there are other Forerunners out there?[/quote]Yes, the Forerunners who went on the Great Journey.