1, 5, and 18. Its all about sneaking up on someone and fucking em up with a shotgun, sniper, or any other cheap fag weapon. I'm a bit of a self-preservationist, as I really dont enjoy getting killed over and over again, but on some maps im a combo of 9,12, and 13, rushing in, using vehicles to break through lines, and using the Pistol/AR combo to profag it up.