So You Don't Want the Tank?

So You Don't Want the Tank? is an achievement in Halo: The Master Chief Collection. It is unlocked by beating the 15 minute par time on the level Delta Halo. The achievement is worth 10 Gamerscore and can be unlocked on any difficulty.

Trivia
The name of the achievement is a reference to the fact that in order to beat the par time, players must forgo use of the Scorpion tank dropped off at the bridge.