Before diving down, Lu Yun still needed to prepare a few things. By getting them ready in advance, he wouldn't need to open those portals in the Primary Containment Facility.
The essential materials for clearing the game: Eye Stalk, Crown Pot, Tree Mushroom, Deep Mushroom, and Kesh sample.
Fortunately, Lu Yun had collected a little bit of everything; he grew most of these items in his own garden.
Chapter 260