I Have a Magical Treasure Chest

According to legend, in the battle between gods and demons, a few true immortals fell, and countless Nascent Soul Dao Masters also fell. After that battle, all life was devastated, and all the surviving immortals disappeared. They were probably repairing or recuperating in some secret realm! Or ascended to the fairy world... After the legendary battle, the world suffered heavy losses, the roots of the earth and the source of the sky were severely damaged, spiritual energy became increasingly scarce, and cultivation slowed down... People who cultivate immortality want to change their destiny against the will of nature. How can they get around without any chance or magic weapon? Magic treasure box, one box worth ten boxes, not 998, only 198. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.