It was, of course, Reign's doing.
His eyes turned purple as he stared at the demon with a smile on his face. He had used his soul manipulation to quickly and unnoticeably deal a blow to the demon, causing immense damage to his soul by sending a sword that was made up of soul power straight to his head.
Laura didn't stay idle, and neither did the others. The large pentagram that was drawn on both of her hands shone as she brought her hands together before her arms fully transformed into the arms of a demon.
Purple scales appeared on her hands, the rest of her arms, and her shoulder before she took a deep breath and punched forward, creating a distortion in the air in front of her before a large beam of purple energy struck the demon's body, causing it to roar in great pain.