C973 Usable

"You're right, let's first test if the Magic Formation is usable or not." Jiang Wanbai nodded and let go of the pen.

However, even if she let go, the red caltrop pen did not fall down, but floated above the Magic Formation, the red carrot drawing Magic Formation seemed to become even more beautiful, and one could faintly see a layer of faint light appearing on the Magic Formation