With how much procs you actually get from LvB on beta, you probably could kill someone with only trinket and LvB and "RNG" em to death. Ive got 40 % mastery from reforging my items, and I have specced into the proc talent (cant remember the name". The most LvB ive had in a row is 5 LvB. This way you could save ascendence for that second kill in a capacitator stun