C237 The Demon Sect's King of Darkness

The royal snake in the lake has reached the high level of the Black Tortoise. Logically speaking, even the Black Water King Snake should be at the peak of the Dragon Blood Crystal. If no one were to guide them, they would be able to reach the peak of the fifth Xuan Qi layer. Without a cultivation method, it would be impossible to reach the peak of the fifth Xuan Qi layer in ten thousand years