I gotta start with my nemesis hand that always gets me knocked out when I'm deep in a tournament and left with an all in decision (regardless of my relative stack size).

Big Slick ...I have a love/hate relationship with this hand. Would rather see flops vs pre-flop all in decisions.
My favorite hand? aka signature hands is

For some reason have some confidence to occasionaly make a big bluff and get away with it using this puppy
BonusJunky