What Horse breeds best correspond with each Team Fortress 2 class?

[HorsesandMOARGaloar 300]

Scout:
Soldier:
Pyro:
Demoman:
Engineer:

Heavy:

Medic:

Spy:

Sniper:

e.g. 
Scout: Arabian
Demoman: Shetland Pony
Heavy: Clydesdale, Shetland Pony (much lulz)
Engineer: Appaloosa, Camargue
Spy: Lipizzaner

What breeds (of Horse and Pony) would you think best correspond with each of the "Nine Classes of Team Fortress 2" ?