"Magic." The large cat huffed at the explanation. "And crystallized magic, too? Heh.."
For a brief moment, he was curious as to just what this materia was like. Could anyone use it? Would he be any good, having relied so long on his spirit for strength? Could it give him an edge over other Hollows - over the shinigami that hunted them?
The moment passed.
He'd be his own strength. Relying on other people or other things was just a crutch, and in the end he knew that it would make someone weaker. He didn't need anyone or anything. He was a loner, and that was where he gained his strength. None could challenge him for his role.
Except.. he couldn't quite shake that nagging feeling, still. There were faces that he knew - that he should recognize. They were familiar; they called him king. They hunted together, grew stronger together, and became something more because of it. Grimmjow's tail lashed, but he kept his reiatsu in check this time. "What did you rule with?"