A hobbit bounder. Probably the least dangerous. And did you mean a hunter from Mirkwood or in Mirkwood, because to kill Mirk-trolls there you would have to go into Dol Guldor...
Either a High-Elf commander with a battle-staff, or a Gulfing assassin(who fights on the Good side) with a Haradric bow, two daggers(one poisoned), and a curved sword.