The Story of the Rebirth of the Spiritual Snake and Its Cultivation as an Immortal

[System + alien beast text + group portrait text + unchanged human form, the early stage focuses on plot and character portrayal, and the later stage focuses on invincibility. The logic is rigorous, and it also has some of the fun points it deserves. The sky collapsed and the earth shattered, and the sun and moon lost their light. An ancient divine snake with a size of millions of feet stretched across the sky, and divine thunder poured down from the sky, as if the heaven and earth could not tolerate it. Xuan Chen was not afraid at all. He roared and rushed straight into the sky. Thousands of divine thunder retreated wherever he passed. This is a snake's diary of cultivating immortality. Let's see how Xuan Chen leads the Jiang family to dominate the world and become the supreme being! After finally becoming the strongest in all worlds, I discovered that the system is not that simple...