Valve announced today that there will be a "Heavy Update" in TF2 next week. it is said to be "the largest update to Team Fortress 2 since it was first released". It will bring with it new maps, new Achievements, new game modes and a special installment of the "Meet the Team" video series. Details on how the Heavy will be updated has not been revealed yet but it was said that the goal was to "make the Heavy more viable when he has no Medic to pair with."