Ya know whats annoying? people saying how good they are at TF2 and not having proof. But its fun, so.
I was an epic battle medic once, sneaking to the outside corners of the enemy base on 2fort and needling people. i remember i killed a soldier once, barely, but then a pyro killed me. I almost killed a heavy too, but one guy is like "no matter how good you are as a battle med, you cant take down a heavy :P" But i wanted to prove him wrong...i didnt