blue), as any armor piece that improves shields will likewise improve barriers. For Shepard, Barriers and Shields differ only in color (purple vs. Only two of the six possible Shepards have barriers (Vanguard / Adept), and none of the six have armor. Armor, Shields, and Barriers are all 'Defenses' that protect enemy (or Shepard's) healthbars from harm.įor Shepard personally, its largely irrelevant.