So people haven't figured out the infiltrator trick, yet?
Never go hunting for someone, more likely to fail than not now. Best practice well as Tom said get good sward(on purpose) fight then switch to Infiltrator. Since we can have units, use it to your advantage, carry lots of scouts, pretend you a regularly solider and then...
As the night falls he leaves his men at the camp and heads into the hills quietly going about with his hood raised around his head, he spots the enemy camp and moves swiftly just outside the lights of the fire and he waits as it gets deeper into the night and the fire dims softly. He makes his way into camp going unnoticed blending in with the shadows, he enters a tent of a sleeping noble, the count of Monte Cristo, sliding between the tent flaps he makes his way over the count and leans above him hand in his sleeve he pulls... a dagger from within and aims at the man intending to do mortal harm....
He strikes leaving the count in pain as the pointed tipped dagger breaks the skin and does it's job, all the count hears as the tents flap open slightly is a jingle from a bell and the fire light vanishing as darkness falls upon the tent.