Invincibility Starts from Dancing on the Grave

[No system + pure cultivation + strength is king! Luo Wudi, a Taoist emperor in his previous life, was betrayed by his disciple Taoist companions, and slept in a coffin for millions of years. Once he woke up, his memory was shattered and his cultivation was lost, but he swept across the world with invincible strength. The wolf king is punched, the golden elixir is squeezed in the hand, and the saint is a cat. This world has finally become the stepping stone for the emperor—your emperor is back!