CoD MW Series (Secret Combo): How to Unlock All Missions in 10 seconds

Contains Griggs voiceover. Looks like I’m the first one to discover and post this combination online… Available in CoD4 (2007, tested on X360), MW2 (2009, tested on X360), MWR (2016, PS4/Xbox/PC) and MW2CR (2020, PS4/Xbox/PC). Updated in September 2023: for Modern Warfare 3 (2011, tested on X360) hold triggers and click: Up, Up, Down, Down, X, X. The another reference to the Konami Code was found in Black Ops in 2017 (uploaded by @SE2Dev ):