If you want to gain strong combat effectiveness in the Collapsed Star Railroad, you can only obtain some powerful equipment and other methods through your own operations. If you want to know how to complete the King Power Eternal achievement in "Honkai Impact: Star Rail" to improve your combat effectiveness and make yourself stronger, then follow the editor and take a look at this guide. I believe I can give you the answer.
At the beginning, you can see a strange sound on the second floor of the space station's containment module.
After you click on the sparkle point, you will be asked to find [Unbearable Weight] to translate.
Finally, you can find it in the exhibition hall on the first floor
The location is
There is an easter egg of Wings of Wind next to it, so let’s talk about linking it up.
Once the conversation is complete, you can complete the achievement
After the achievement is over, go back to the strange sound, where you started, and there will be a flash point with 20 black tower coins.
