Modern Warfare 2:n kaikkia kenttiä ei ole pakko pelata

"Infinity Ward's Modern Warfare 2 features a deep and gripping storyline in which players face off against a terrorist threat dedicated to bringing the world to the brink of collapse. The game includes a plot involving a mission carried out by a Russian villain who wants to trigger a global war. In order to defeat him, the player infiltrates his inner circle. The scene is designed to evoke the atrocities of terrorism."

"At the beginning of the game, players encounter a mandatory "checkpoint" in which they are warned that an upcoming segment may contain disturbing elements and they can choose not to engage in the gameplay that involves this scene. Consistent with its content, the game has been given an "M" for Mature by the Entertainment Software Ratings Board. The rating is prominently displayed on the front and back of the packaging, as well as in all advertising."