Blizzard Entertainment might be working on an unannounced Overwatch mobile game, as hinted at by a recent job listing at the company.The possibility arises from a recent posting for “Product Manager, Mobile Projects” (as spotted by Dexerto), which lists Overwatch alongside a host of other Blizzard titles that prospective candidates for the role would be working on.The position, which will be working from Blizzard’s Irvine, California headquarters, says the new hire “will be working on multiple