C1100 Why Don't I Call You Sky Tyrant Sword!

The sword trembled in an attempt to escape from my hand, and I was delighted to see the sword so intelligent, and I pulled the sword even harder.

Even though I used all my strength, I was still unable to pull the sword out, so I could only use my inner strength. One layer of inner strength, two layers of inner strength, five layers of inner strength, seven layers of inner strength