Scout can hit and run (great dodging)
Medic can *ahem* R E M O V E infected limbs (stoping infection)
Demoman. is drunk. and thats why he will live.
Solider is too f**ken angry to die
Engineer. i have nothing to say about this he is perfect for getting resources (VIA dispenser)
Heavy can just stand next to the Dispenser and just MOW THEM ALL DOWN.
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so yeah, they are a perfect team to kill furries.