A voice suddenly echoed in his ear.

"The Twelve Heavenly Swords Formation uses twelve long swords to form a sword array, unmatched in attack and defense. The power of the sword array is related to the quality of the swords and the strength of the user."

Looking at the explanation of the Twelve Heavenly Swords Formation, a smile appeared on Su Changqing's face.

The reward from the system is quite good.