Space marines are more than soldiers. A bullet from a zap gun would leave a mark on their armor. Nothing more.
English
-
It's not a bullet its electricity so it doesn't have to worry about armor, and if their armor is metal they're even more screwed.
-
Their armor isn't just plain metal. It's a composite of PermaSteel and isolator
-
Still get zapped. Still has metal.
-
*facepalm* The isolation inside the armor is non-conductor. The electricity just fades away and they continue marching
-
My Zap Guns were made from a strange orb obtained from China. This orb is the most powerful thing in the universe.