date:Oct 08, 2012
se once Halo 4 launches.
Fans can unlock even more XP matches by purchasing Mountain Dew and Doritos products together or purchasing specially marked 24-packs of Mountain Dew and 10.5- or 11.5-ounce bags of Doritos chips at Walmart. Plus, Halo 4 games sold at Walmart will include an insert with a unique code that can be used to multiply XP matches when paired with the on-package Mountain Dew and Doritos product codes.
Beginning in late October, fans also can unlock Double XP matches, Halo 4 ga