Marvel: Opposite the double door is the Devouring Starry Sky

Description

Rowan traveled to the Marvel World and accidentally activated a double-pass door that could freely shuttle to the starry sky world.
What would Luo Wen, who has resources in the two worlds, do?
Selling Croal alloy in the Swallowing Starry Sky World...
Make desperate virus reagents and sell them to warriors who swallow the starry sky...
Teach the Wanda warrior and spiritual thought master practice methods...
Use space gems and time gems to practice the laws of space and space...
Before he knew it, Luo Wen had become the supreme emperor across the two realms.