Is the era of the rigid fast-food combo finally dead? Burger King has just launched its new "Duos and Trios" platform across the United States, allowing customers to mix and match two menu favorites for five dollars or three for seven—including heavy hitters like the Original Chicken Sandwich and eight-piece Chicken Fries. This move away from the standard pre-boxed meal signals that the next phase of the value wars is not just about price; it is about giving cash-strapped diners the control to engineer their own budget.