I am using nothing but default classes, because i want to save almost all of my unlock tokens =)
and i think it is funny cause i kill people with defaults =)
Primary: PDW-57 (Grip, Fast Mag) I have a 1.63 KD with it, to go with my 1.67 overall. It's basically the only gun I use along with the MSMC.
Secondary: B23R. I call it the beer, im amazing with it. Sometimes I just use this in place of my primary it's that effective.
PERK 1: Lightweight and Hardline
PERK 2: Toughness
PERK 3: Dexterity, sometimes Extreme Conditioning.
Lethal: Bouncing Betty
Tactical: Nothing
Wildcards: Perk 1 Greed