The Yang Shou Mountains and Rivers Diagram is a Formation created by an Ancient Saint from the Lie Clan.
When War Noble Lie attacked the Cleansing Incense Ancient Sect, he activated the Yang Shou Mountains and Rivers Diagram and trapped Gu Tieshou inside of it.
It creates a separate space and trap the opponent inside of it. At full strength it can suppress even a Heavenly King.
Links 5 Appearance(s) of Yang Shou Mountains and Rivers Diagram