3-4 shots if needed. A penance vs wasting heavy. Agree on the shottie, though...[i]Swordbreaker[/i] pretty much OSKs them. My personal preference is my fully auto void [i]Secret Handshake[/i] that empties it's mag in 2 seconds...that thing is just...hella. Return to sender on it with field scout makes it redicubad.