I Got the MC System, but I'm in the World of Cultivating Immortals.

After being reborn in the immortal cultivation plane, he was bound to a MC system! ? This system is useless, use it! The MC system is used! What? You said you can't fly with a sword? Learn more about elytra and fireworks. What? You said that the mortal body cannot catch a cactus? Learn about the Totem of the Undying. What? Are you saying that it is too slow to obtain resources without cultivation? I directly used red stone to make a shield machine [World Devourer] in the world of immortality. What? Why do I, the Cube Heavenly Lord, need to talk to you about this, that, and that? Eat my Tianji Dragon Slaying Cannon first!