Mortal Kombat Arcade Kollection is a game developed by NetherRealm Studios and Other Ocean Interactive. It was released on August 11, 2011 on PSN, Xbox Live Arcade and later released on Steam on February 1, 2012. The game is a compilation of the three original Mortal Kombat's to release; Mortal Kombat, Mortal Kombat II, and the updated Ultimate Mortal Kombat 3.