Swallowed Star: Wish Fulfillment System

Swallowed Star Fan Fiction, the experience of traveling from a post-apocalyptic world to Swallowed Star.
Xiao Yu made a wish to the system:
"A space ring."
"Improve the gene level."
"Become the master of the universe."
"I want the treasure."
...
Xiao Yu, also known as Yan Sancai, Yuan Sandao, Three-eyed Spacetime, Spacetime King, and Spacetime Master, see how he will conquer the universe, dominate the sea of ​​the universe, and break through reincarnation.