User blog comment:Western Gen/Speculations for Season 13/@comment-175.144.204.39-20150131013153/@comment-60.50.183.2-20150131104537

1. Well, we know the Chorus Civil War has been going on for many years. So, possible the Chairman managed to obtain a wide abundant of alien technology from the people of Chorus.

2. It's either from Meta's helmet or somehow there is another copy of Sigma created by the Engineer.

6. Because Season 12, Church has been experiencing headaches after helping Carolina in escaping and after possessing Grif.