Within Castle of Black Iron, the seven-colored clouds shifted in bewildering transformations, tough and unbreakable. No matter how furiously the Roc King manifestation tore at them, no matter how it spread its wings and soared high, seeking to break through the heavens, those seven-colored clouds, alternating between substance and illusion, still firmly confined the Roc King manifestation within the space of Castle of Black Iron.
A full hour later, amid the Roc King manifestation's furious, unwilling cries, it flew back to the summit of the Divine Mountain, transformed into a rain of light that filled the sky, and merged into Zhang Tie's body.
Only then did Zhang Tie open his eyes and rise to his feet.
So this is what it feels like to be an Earth Knight?
Feeling the surging power bursting forth from every cell in his body, Zhang Tie's heart was utterly tranquil.
If the change in strength brought by condensing the first chakra could be compared to fitting a car with a steam engine, then condensing the Earth Chakra was equivalent to assembling a large steam turbine. The power brought by that turbine was already enough to drive trains and ships.
Compared with Black Iron Knights, the changes brought by Earth Knights were revolutionary. This was also why Black Iron Knights were so powerful.
Though he had kept his eyes closed just now, he had personally sensed the strange changes in the Roc King manifestation within Castle of Black Iron.
Had this not been Castle of Black Iron, the Roc King manifestation that had burst from its cocoon would, the instant it flew out of the Temple Pyramid, have traveled ten thousand miles in a blink. If it roamed the Earth Element Realm or even burst out of it and reached the surface, he would immediately