Shut. Down. Everything.
From Halopedia, the Halo wiki
Shut. Down. Everything. is an achievement in Halo: The Master Chief Collection. This achievement is obtained when a player beats the par time on the level Shutdown.
Trivia
The achievement is named after a meme, which originated from the online game Pandemic after players joked about how Madagascar tended to close off its borders at the slightest provocation.
