OOK...... this is awesome. I it looks like those Genestealers are most likely for this, at least to begin with.
Updated: yea definitely looks like two separate games. Sorry, the source originally had kill team alongside the Rogue Trader game which had me linking the two in my head.
via Warhammer 40,000 Facebook page
ATTENTION: Operation "Kill Team" Engaged. Commence Recruitment Protocol.