HD Pack 1.3 is one of the larger early updates. It includes 2 new HD models.
Patch Notes
Pyro's Flame Thrower is HD'Fied
Super Shotgun folding stock removed
To-Do List
HD'Fy the Heavy's Minigun
HD'Fy the Medic's Medkit
HD'Fy the Spy's Knife
HD'Fy the Engineer's Wrench
HD'Fy the Railgun
HD'Fy the Medic's Super Nailgun
HD'Fy the Demoman's Grenade Launcher