The mutant bug lair in "Stardew Valley" is a very important area in the game. If you want to go to the mutant bug lair, you can go to the sewers first. Submit 60 items in total to the museum to get a rusty key, which can then be used Open the manhole cover of the sewer. After repairing the community center, go to the railway area to trigger a cutscene.
How to get to the mutant insect den in Stardew Valley
Submit a total of 60 items to the museum to get a rusty key, which can open the manhole cover entrance to the sewer.
After arriving in the sewers, go to repair the community center. Heading to the railway area will trigger a cutscene. You need to help the mage find the Dark Amulet. At this time, go to the sewers and talk to Krobus to unlock the entrance to the mutant bug lair. The Dark Amulet is inside. Inside.