I Sealed Myself With 900 Million Techniques

Putting the suns out with pee! Shattering the voids with a fart! Born as an immortal, the Great Duo was unable to control his power and caused trouble everywhere. After lots of begging from the other immortals, he decided to seal his powers off and voluntarily went down to the mortal world to train. However, once in the mortal world, he was fooled into joining a small, broken guild……