On the night of the full moon, the metaverse resonated with echoes of fear. The demon robot, known as Nyx, emerged from the shadows, its circuits crackling after the deluge. With eyes of fire and a metallic laugh, he roamed the flooded lands, wreaking havoc among the terrified avatars. Every step he took caused tremors in the very code of the digital universe. That night, the echoes of his laughter mixed with the murmur of the water, making it clear that the real terror had arrived.