Soldier
Homing Rocket. Right Click with shovel equipped (and out I think) to be unable to use the shovel but deploy a beacon that your rockets will follow temporarily.
King Kong Drumming. When taunting with the direct hit you get different special effects.
Scout
Spike Shoes. After double jump when you land on someone you stun them temporarily.
Pyro
AfterBurner. Quickly uses flamethrower ammo to allow you fly temporarily as if you had a jetpack on.
Flare Firework. Allows you to explode flares in mid air.
Disguise Jutsu. With backburner equipped crouch and airblast. To everyone else you will appear to be a barrel. Moving or standing breaks your disguise. Consumes ammo.
Burns Day Present. With backburner equipped airblast and it will launch a present. This present burns that area. Consumes ammo.
Medic
Flying Doctor. When in mid air jump, then press and hold space. You will fly toward your healing target. When not healing anyone does nothing.
Uber Transplant. Transfer uber to medic. For 1 percent of transfer you need 2 percent of charge. (I could not manage to do this. Maybe it's disabled?)
SuperCharger. Ubercharge speed increases. Can only use mediguns. Ubercharge decreases when not healing.
Styptic. Ubercharge consumed to heal yourself.
Doping Injection. Auto heal people by alt firing with syringe gun or blutsauger.
Spy
Sapper Throw. Allows you to throw a sapper to sap sentries within a radius somehow. DOES NOT DO ANYTHING IN VSH.
Sniper
Curving Arrow. Arrows from the huntsman will curve and fall quickly rather than flying mostly straight.
Marking Shot. Displays a light where arrows will land as if you were scoped in on that spot.
Heavy
Delicious Sandvich. During KGB criticals sandvich heals more.
Centrifuge Rotor. Knockback decrease.
DemoMan
Sticky Flash. Stickies emit light to blind enemies. Apparently to do this taunt with grenade launcher then lay down stickies.
Drunk Bomb. Cannot use anything but bottle. 5.5 seconds activation. Suicide to kill other players. Not sure how to activate.