Why Is My Cultivation System Different from Others?

Yiyu was reborn in the parallel world of Earth. He thought it was just an ordinary time travel, but he never thought that the world was undergoing drastic changes and entering the era of all people with superpowers! On Yi Yu's 18th birthday, he awakened and received a gift package for adulthood! After getting to know him, I discovered that he has a unique cultivation system in the world! Superpowers, cultivators, magic technology, beast-controlling civilizations... There are various cultivation systems. Let's see how he travels to each world step by step and embarks on the road to the top!