chapter 158 The tenth keel

The heart of the Sword Emperor! This heart contains unimaginable power. Within the heart, the powerful breath of life continues to erupt like a torrent. It is no longer flesh and blood, but a substance similar to gold, iron, and divine jade. It seems that this is no longer a heart, but a treasure that has been nurtured for endless years in heaven and earth. Infinitely valuable! Take this heart of the Sword Emperor, and even Sky Level exercises, martial arts, elixirs, etc. cannot compare...