I'm The Great Immortal

Story:

In his past life, he was an incomparable genius in the world of the immortals. But he was killed by three celestial beings. By chance and thanks to the Book of Heaven, he was born into a 20-year-old himself. All he wants now is to become immortal again and return to the world of immortals, for this he became the strongest man on earth, turning his hands into thunderclouds, fighting anyone who challenges him! For he is the venerable Taixuan Taizun – the Great Immortal!