Operation Anniversary Annihilation

Operation Anniversary Annihilation is a brand new Mann vs. Machine event brought to you by Moonlight MvM that features 6 intermediate, 12 advanced, and 7 expert missions across 17 maps. Complete the waves to earn up to 3 in-game medals! Event servers are available worldwide in North America, South America, Europe, Asia, and Australia.

In addition to sending Gray Mann back to his retirement home, you can also donate to the International Fund for Animal Welfare to support animals in need. Click here to get more information.