2K Sports Major League Baseball series (MLB 2K) was a series of Major League Baseball video games, developed by Visual Concepts and Kush Games, and published by 2K Games. There were nine games in the series: 2K5, 2K6, 2K7, 2K8, 2K9, 2K10, 2K11, 2K12 and 2K13. All games were created for each MLB season. The series was created in 2005 after Visual Concepts teamed up with 2K Sports. Visual Concepts called the series World Series and ESPN Major League Baseball in years prior to 2005.