It Turns Out That I Am an Extremely Expert

Lin Han, who traveled to another world, thought he would do nothing, but what he didn't know was that The pet he kept in captivity became a demon god and penetrated the three realms. The good-for-nothing disciples he guided made rapid progress in cultivation, repeatedly crushed evil geniuses, and became realm masters. The ink paintings he made were presented as family heirlooms by the Immortal Emperor. In order to get his fire stick, several immortal emperors almost got into a fight. Many years later, Lin Han slapped his thigh: "It turns out that I am a peerless expert."