Spiritual Energy Recovery: I Have All the Skills of Death Fire Sea

On New Year's Day, spiritual energy revives and inheritance begins. Countless people have entered the worlds of Death, One Piece, and Naruto in their sleep to practice and study. Thirty years later, aliens arrived and a war broke out! After a long tug-of-war, humanity was finally defeated... But who would have thought that in the final decisive battle, Xu An, the strongest man in China and possessor of tens of thousands of Zanpakutō, unexpectedly returned to the past after his death! Reborn at the age of twenty! Being able to start over again with countless cultivation experiences, Xu An made a vow: In this life, I want the Zanpakutō, the Devil Fruit, and the power of the tailed beast! In this life, we must become the true strongest! In this life, be invincible in the world! In this life, there will be no regrets! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.