Battlefield 3 Gulf of Oman Trailer Explodes with Vehicular Combat DICE has released a new trailer for Battlefield 3′s upcoming Back to Karkand DLC. It’s utterly mental, in the best way possible. Featuring gameplay from the Gulf of Oman map, the trailer shows off some of the vehicular combat on offer. There’s a STOVL jet, a desert buggy and an APC. Plus, you also get a glimpse of the expansion pack’s classified fourth vehicle. Oooh! Hitting in December, Back to Karkand is free to all those that bought the Limited Edition version of Battlefield 3. For everyone else, it’s 1200 MSP. BOOM.