It is worth 5 gamerpoints.
- Play on Easy difficulty and activate the Sugar Cookies, Pain Train, Bountiful Harvest and Emperor skulls.
- Send a Hornet past the Forerunner Supply Elevator to where the Scarab is located.
- Use a Pelican to transport a Spartan over to commandeer the Scarab. On higher difficulties, it's wiser to bring a stronger force, as the Scarab is surrounded by at least 4 Flood forms.
- Use the Scarab to destroy the Covenant's base sites and units until the achievement unlocks.