User blog comment:James12708/Reapers VS. Forerunners VS. Angels from Darksiders VS. Humanity from Halo VS. Council and humanity from Mass Effect VS. Imperium of Man/@comment-50.80.96.33-20130112163411/@comment-4721065-20130123004338

I would hate to be on the anon's side here, but technically the Phasic Rounds and Proton Rounds from ME1 were plasma of sorts and the kinetic shields could still block at least 40% of the shot.