Swish! Swish! Swish!
With a determined expression, Li Yun clashed with the opponent again and again. Through these repeated exchanges, his sword speed became faster and faster.
The tempering effect here was no weaker than when he had practiced his sword beneath the waterfall. In fact, it was even slightly better.
After all, the waterfall was a dead thing. The opponent before him, although not a true living being, possessed intelligence and could actively fight against him.
After battle after battle, an entire day and night passed before Li Yun finally defeated the opponent and resolved the forty-first chess piece.
After that, he spent another day and a half and went through more than a hundred battles before resolving the forty-second chess piece.
Another two days passed, and he successfully resolved the forty-third chess piece.
After countless battles and countless sword swings, Li Yun suddenly entered a moment of epiphany.
