@,
as far as I understand, the normal counters go like this:
Class: Counter
Scout: Pyro, Heavy, Engineer
Soldier: Pyro, Heavy
Pyro: Sniper, Heavy,
Demoman: Pyro, Sniper, Soldier
Heavy: Spy, Engineer, Demoman
Engineer: Spy, Soldier, Demoman, Pyro
Medic: All unless Ubered
Sniper: Spy, Close range Combat
Spy: Pyro, Medic/Heavy combo
that's using my personal experiences in the game. I should note I main Pyro, so I think Highly of him. :okiedokielokie: