I Became a God in the Immortal Realm

A storage pouch that couldn't hold living things mutated when Guan Jie forcibly stuffed one inside, and a world was born within it. Guan Jie began filling it with all kinds of supplies, nurturing it step by step into a real world. He became its creator god and tossed divine flames around like mushroom clouds for fun. In the world of immortal cultivation, everyone else struggles to cultivate immortality, while I cultivate divinity!