C998 Yun Long's Sneak Attack

" Oh? Break your formation?" Yang Xuan suddenly had the urge to laugh. When he first met this formation, he was just very curious about the mechanism of the formation. So he wasn't in a hurry to break it. But now, he already had a rough idea of what this formation was, so there was no need to keep it.

A drop of blood appeared on Yang Xuan's fingertip and dripped onto the ground