Start with Krypton Gold and Conquer the World

Chu Yu traveled to an era of spiritual recovery and became a powerful young master. Before he could enjoy life, he was captured on Alcatraz Island. This is a place of purgatory. The arena of death! Only the strongest creatures can survive the brutal killings. Under the crisis, the krypton gold system is awakened. As long as you charge money, you can become stronger. When Chu Yu leaves Alcatraz Island, he will chop down the whole world. Gods, demons, and extraterrestrial creatures, there is nothing that cannot be solved with a single sword. If so, just two cuts. Chu Yu: "Sorry, you can really do whatever you want if you have money." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.