Concept artist Mariano Diazhas posted some startling Kilrathi additions to his portfolio. Much like Rob McKinnon's work, this dates back a couple years to Chris Roberts' early Wing Commander pitch for what would eventually become Star Citizen. The Kilrathi included here are some of the most terrifying depictions anywhere. There's also a clear visual lineage from these designs to the aliens that are now known as the Vanduul. Check out the slick looking Salthi as well. If there's any chance that …