Arthur couldn't cover the grin on his face. He felt the thrill of victory coursing through him, a rare sensation he wished he could bottle up and keep forever. As he looked back up, he noticed one of the cubes had disintegrated into a cloud of glittering particles. It had been a medium-sized cube, floating among a sea of countless others, each with its own distinct aura and glow. Its destruction meant that his skill had been decided; the cube had given up its secret.