Original sentence: Call of Duty: Modern Warfare 2 (previously known as and shorted to Modern Warfare 2) is an upcoming first-person shooter video game developed by Infinity Ward and published by Activision for Microsoft Windows, PlayStation 3, and Xbox 360
Edited sentence: Modern Warfare 2 (packaged as Call of Duty: Modern Warfare 2) is an upcoming first-person shooter video game developed by Infinity Ward and published by Activision for Microsoft Windows, PlayStation 3, and Xbox 360