William returned to the laboratory with heavy steps, his robe billowing behind him. The desolate appearance of his robe contrasted with the fury on William's face, his fists clenched and a trace of blood trickling from the corners of his mouth.
"Damn it!" he yelled, launching a [compressed fireball] against the reinforced training wall.
The explosion echoed throughout the chamber, but the runes absorbed the energy. Not satisfied, he cast spell after spell: cutting wind, lightning, fire, and water… Everything he had mastered. Everything he hadn't been able to use to protect his companions. The room began to vibrate as if overloading, having combined all his grey energy, causing an incredible amount of damage.
