Answers: 1
Accepted answer: no
Accepted answer: no
If I recall correctly after Flashpoint,
The raiders only had 1 battlecruiser in their fleet.
The Bucephalus gave it's life to allow the Hyperion to escape Mengsk trap in Narud's labs.
So why does Valerian have 6 or 7 battlecruiser in his "fleet" in the cinematic? Where did they get that fleet?