Chapter 447: Celestial Blackstone**

Noah Toby and Yun Qingyan stood before a colossal altar, its brilliance illuminating the space above, where eleven spheres of light floated. Each sphere contained a unique, anomalous element, exuding a powerful ferocity. Upon inspection, they appeared to be at least two thousand years old. Noah was silently amazed. The Elemental Mansion indeed held numerous formidable anomalous elements in check. "Why don't they use the Five Elements Gu to seal these elements instead of suppressing them here?" Noah...