Battlefield is a series of first-person shooter video games that started out on Microsoft Windows and OS X with Battlefield 1942, which was released in 2002. The series is developed by EA DICE and is published by Electronic Arts. The series features a particular focus on large maps, teamwork and vehicle warfare. The PC games in the series are mainly focused on online multiplayer & single-player story modes. The Battlefield series has been played by more than 50 million players worldwide.