Before tesla gun becomes a thing.
Electrified munitions!
-Places special stacks on a component, limiting gun arcs and decreasing Rof and reload rate, severly reduces gun damage. On max stacks, disables component for X seconds. Stacks can be removes with engi tools. Mallet takes alot of stacks, spanner the least and wrench in the middle (Or vice versa), each stack removal action activates cooldown comparable to respectable tool's cd!
Tumbling rounds
-Reduced clip, reduced rof. When hitting a destroyed component, damage spreads out to neighboring components