When the sirens began to flare and blare, the bulkhead began to shake and vibrate before being exploded inwards, revealing a figure hooded in black, flowing robes on which a large A grew brightly on each of his forearms. The black hood shrouded most of his face, except for his pale chin and white toothed insane grin.
"One, two, I'm coming for you." He said quietly, though his voice echoed throughout the entire structure.