Neal and Peter may get all the glory, but Mozzie is the White Collar team's ace in the hole. Always quick with a witty quote or an invaluable piece of information, Moz comes through time and time again. But he also keeps his methods shrouded in secrecy, and with Mozzie - if that is his real name - it's never quite clear whose side he's on.

So how much to do you know about White Collar's resident enigma? Take our quiz to find out if you've truly been following Mozzie's every move, or if this man of mystery has got you chasing shadows.

TAKE THE QUIZ