An eerie hum sounded to her right. Turning, Andromeda watched in horror as a black cloud, radiating malevolence, seeped into the atrium. It coalesced, forming something with a humanoid shape. The figure flicked his right arm out, and the darkness followed his command. It flew forward, pushing itself through the Head Auror’s chest. The man gasped, dropping his wand. The magic was so dark it made its way through his veins, decaying his body from the inside out until he collapsed into a pile of dust.