New unique skills

"The sword intent field has already broken through to the sixth level. The next step is to upgrade all the unique skills to the sixth level..."Owen Su pondered.
The improvement of unique skills is mainly based on one's own understanding of sword intent.
Once your comprehension of sword intent reaches the sixth level, improving your unique skills will become extremely easy.
Just three days later...
"Chaoyang!"
Owen Su directly swung the magic sword in his hand. The heartwarming sword...