The biggest distinction is the barrel and how it is built to. After passing through a second door, you will see two Skirmisher minors and too a Skirmisher major, so kill them with magnum headshots and go ahead and take more full plasma pistol as your secondary artillery. http://sal-Net.com/__media__/js/netsoltrademark.php?d=Www.screen.dofollowlinks.org%2Fuser%2Fbethmcnabb%2F