C669 It Was a Bit Smart but Not Much!(2)

They were acutely aware that the vanishing of their cultivation was connected to Xiao Yun.

Hovering above, Xiao Yun offered a slight smile.

"The Stone of Imprisonment has the power to seal your cultivation. To be a true Blade Holding Cultivator, being unbeatable within your realm is essential."

"To achieve such invincibility, a rock-solid foundation is a must