Hired by My Billionaire Baby Daddy

Ordinary youth Leon unlocks the Multiverse Jar System, gaining the ability to trade across dimensions. He uses the divine jars to grant Emperor Augustus an immortality elixir, drawing every empire into a bidding war. With modern business acumen, Leon plays divine emperors against each other, harvests resources from myriad worlds, and maneuvers step by step to monopolize trans-dimensional trade and become the legendary Jar God.