The Starting Artifact, the Infinite Evolution of Skills

A good young man from the 21st century travels through the world of immortality. Mastery system is infinitely enhanced. "System, are you going to give me a knife and let me kill the BOSS?" "Ding, get Xiao Li's flying knife, unlimited real damage!" "Ding, get the divine weapon Dragon-Slaying Sword." "System, you are really responsible for this!" "The system draws a lottery, congratulations on getting the Hulk ability." "Hey, I have the system in hand, and I own the world."