Taking the mysterious Titans distraction Arcturus starts firing away at the Legionaries that weren't burned alive by the Thermite grenade. "What are we here Ghost?" he says still firing. "Almost done," his Ghost says. Arcturus pulls out his sword, Dark Drinker, and unleashes a Supermassive Vortex on the remaining Cabal. "Aaand done!" Ghost says as the door slides open.