I Am the Supreme Alchemy God of the Immortal Realm

While others cultivate to compete for opportunities and seize secret realms, he only wants to farm spiritual crops, wield his sword against evil, and refine pills to save the people. As the scroll of the world unfolds, the truth of the cage is slowly revealed. It turns out that the entire mortal realm is merely a hunting ground raised by the immortal realm. When the harvesting blade descends, this mortal, holding the supreme alchemy path, must split the heavens with his sword and shatter this ancient cage with a single pill! — Description from novelcodex.org