"Enter the Matrix is the first video game based on The Matrix series of films. It was developed by Shiny Entertainment and published by Atari and WB Interactive for the PlayStation 2, Xbox and Nintendo GameCube game systems, and for the PC. It sold one million copies in its first eighteen days of release, 2.5 million over the first six weeks, and eventually 5 million copies. Enter the Matrix was simultaneously produced with the The Matrix Reloaded and The Matrix Revolutions films." Source: Wikipedia, "Enter_the_Matrix," available under the CC-BY-SA License.