I'm in love with Jesus and proud of it!
campaign - LOL target locator (12792.00)
firefight - DMR (390.92)
multiplayer - plasma grenade (1.49), sword/NR (1.47), magnum (1.38), shotgun (1.26)
*I have higher KDs with other weapons, but the amount of kills I've gotten with them is too small to be called legitimate. For example, my splaser KD is 3.5, but I have only 14 kills with it.