Board Thread:Warhammer 40k General Discussion/@comment-25149066-20140730083800/@comment-24459347-20140813093218

Pilgrims claim to see Gulliman's wounds healing even though he's in a stasis chamber, he could return, most Primarchs disappeared, they may reappear.

The Emperor's throne may be failing and as you guys have said, the Primarchs could repair it. There are only two Primarchs for the job: Ferrus Manus, but he's dead or Peturbo, but he's a Daemon Primarch.