2 things: What happened to the Brutes after the Human-Covenant War ended? Is it possible that Warden Eternal is the Warden mentioned in Halo: Cryptum during former Master Builder Faber's trial? [quote] Then, from behind the green curtain, a much smaller monitor floated into its appointed place. It appeared older than any of the structures around us-older perhaps than the capital world itself, which would have made it more than twenty-five thousand years old. Its eye glowed a dull vegetal green. I had heard of this rmbodied ancilla, of course-all Forerunners had. Simply the thought that I was within range of that fabled sensor eye sent a ripple of cool expectation and reverance through my body. This was the Warden, both prison-keeper and guardian of mercy, for every accused Forerunner expects that those who confine must also be those who will in time defend and perhaps release. Such is the ancient law, which has as its foundation the Mantle itself. -Halo: Cryptum p. 296-297[/quote]