Bungie writes: ''Five hundred and sixty five days. Ten Billion Covenant scum.
It's been said that the UNSC lost nearly every ground war against the unholy conglomeration of alien species better known as the Covenant. Not this time. Not on our turf. This weekend, the ticker tracking the total number of Covenant kills you've racked up to date hit the ten billion mark. That's a one with ten zeros in tow.''