This article is a list of Hot Wheels released in 2010. The 2010 Main Line (U.S.A) consists of 240 cars total: 44 New Models, 12 Treasure Hunts, 12 Track Stars, 48 Race World Series of 4 cars each, and the Race World (New in 2010) which are Race World Volcano, Race World City and 9 Segment Series of 10 cars each. The Segment Series in 2010 are HW Garage, Muscle Mania, Nightburnerz, HW Performance, HW City Works, All Stars, Faster Than Ever, HW Hot Rods, HW Racing and Hot Auction. The Mystery Cars are also back with 24 cars.