

Word of God had previously implied this was the case, and the game makes it clear they were being sincere.
NE X STARCRAFT II FULL
The full scope of events concerning Amon and the Xel'naga establishes that those prophecies weren't really "these characters are seeing visions of the future", but were more "these characters possess information the viewer doesn't, and are intuiting how these unrevealed elements will influence things in the future".
NE X STARCRAFT II HOW TO
The writers attempt to justify this by saying its creators were highly advanced with their understanding of the universe and physics, including how to transmute different types of energy into matter or into each other, and to use psionic energy to store consciousness or information. Ass Pull: The repeated uses of the Xel'naga artifact/the Keystone, which can variably absorb, store, and/or release different types of energy depending on how the user calibrates it.Regarding the end of the Covert Ops arc in Wings of Liberty: Was Nova still lying (or being lied to) about the Terran Spectres becoming dangerous psychopaths, or was there some truth in her claims given that the Moebius Spectres have become thralls under Amon's influence?.Alarak's performance in "Forbidden Weapon" may have been incompetence or complacency, but it may also have been a Secret Test of Character for him to judge Artanis and his forces in preparation for allying with them later. Alarak not only allies with the Daelaam later, but the short story "Ascension" implies he was plotting Ma'lash's downfall for some time before the events of the game, but knew he would need powerful allies for the task. Furthermore, the beam takes its time sweeping through the facility in an indirect path. A minor instance: Alarak in "Forbidden Weapon." That Mothership beam takes a while to reach the technology vault, when he knows that's what the Daelaam's objective is.
