Global High Martial Arts: You Expect Me to Cultivate by Drawing Junk?

When the spiritual qi revival swept across the globe, extraordinary powers reshaped the world... Others awakened god-tier abilities capable of destroying heaven and earth, while I, Shen Dachuan, waited in vain for ten years, only to start off unemployed and get scammed! At last, I activated a System! But it... actually wants me to cultivate immortality by drawing junk?!