It explains it, but it doesn't account for the fact that he has 8 chances to possibly have a chance to screw over incoming physical projectiles that he can see.
Let's forget about the fact that most cybertronion weapons are probably energy based, let's forget about the fact that most physical weapons probably have more than 8 shots, let's forget about sneak attacks or attacks that he can't see, etc.
Can you see my point yet?
see above. At best it's a temporary advantage.