Kilotons of Fun
Kilotons of Fun is an achievement in Halo: The Master Chief Collection. It is awarded for activating the tenth Halo: Combat Evolved Anniversary Terminal on The Maw. The achievement is worth 5 gamerpoints and can be unlocked on any difficulty.
The tenth terminal in the game can be found in the Cryo Bay's second floor, where Sentinels are fighting a large Flood force. The terminal is a computer screen on the wall, similar to the first terminal.