 To do so, however, the halo must drop several pieces of itself, thus reducing its diameter to its current size.The Halo survives and Chakas and The Didact visit The Primordial, who has been imprisoned in a reverse time capsule (which speeds up time experienced within enclosure).He reveals that Precursors have decided Forerunners are not meant to inherit the Mantle (they have failed their test), but humans have been selected to be tested now instead; once Forerunners are eliminated, humans will be tested by Flood to check their worthiness for inheriting the Mantle.