User blog comment:Xaero Dumort/Just announced: Mass Effect 3 : Retaliation/@comment-26906867-20121010164705/@comment-5607673-20121010173327

As we learn from Vega, there were more than one Collector ship. I find it very likely that some survived. Not to mention, they could make more of them.

And Protheans. Really? Have you forgotten about Javik? Y'know, the last Prothean? Yeah. No Protheans in MP. That would be beyond stupid.