You've got to take everyone out in less than 150 seconds. I'd be surprised if you didn't first rank this your first try. Get on the turret, and unload. Try to aim for everythings face. The little guys ...

UNSC technicians had built numerous magnetic reactor stations across Draetheus-V. The western reactor field was one of the largest of these stations and was of great interest to the Covenant. Luckily, ...