I think those are called "advantages". P:
Haha.
Let me sum it up.
Engineer: You dont need to do a freaking thing, just sit there and let the Sentry get kills for you, when Spy comes you just wrench and sit again.
Soldier: RAWKET SPAEM
Demo: GRANAID SPAEM
Pyro: Can take enemies very quickly if they dont react.
Heavy: Natascha D:
Scout: FaN and stunning
Sniper: Huntsman, its just freaking gay...
Medic: OLOLOL I STEAL HELF FROM YU
Spy: ... Ummmm UMMMMMM He can ki- *gets backstabbed*