For me it's between Pocket infinity, Vex, or Telesto.
-
Vex is a f#@*ing demon in crucible again, it destroys people that quick I've been getting hate mails recently, I've taken out a freshly self res'd warlock, a shielded titan, an armour of light titan, a blade dancer, a few titan hammers and quite a few revive shielded enemies! I've never had so much fun playing crucible :-D