: While MWII itself is paid, its massive battle royale counterpart, Call of Duty: Warzone , and the extraction-based DMZ Beta mode are completely free to download and play.
: Activision periodically hosts "Free Access" events, typically lasting 5 to 7 days, which allow anyone to download and play a curated selection of multiplayer maps and modes for free. Call of Duty: Modern Warfare II Free Download (...
If you want permanent access to the campaign and all multiplayer content, you can purchase the game through official storefronts: Call of Duty: Modern Warfare II Installation and Setup : While MWII itself is paid, its massive