Introducing the Battle Pack. Wearing the Battle Pack means you know there is only one way to play. The best players in the world will be on the prowl in Brazil as the likes of Philipp Lahm, Dani Alves, Luis Suárez, Mesut Özil and Leo Messi lace up on the biggest stage. Introducing predator, f50, f50 Messi, nitrocharge, and 11pro Battle Pack. Prepare for battle. all in or nothing.