The third tier for the synthesis of the sword techniques from the Killing Techniques Palace, the Phenomena Sword Formation, was a combination of the Thunderbolt Sword Technique, the Mountain Shifting Sword, and the Aquatic Sword Formation.
Fang Xingjian could freely control thunderbolts, move mountains, and control rivers.
Using them interchangeably would allow one to control fog, produce rain, create ice, as well as form great thunderstorms.
They could also be used to create mountains and rivers, control the powers of the earth, creating great disturbances to the ground, and form various shapes.
Rain and snow... Most of the world’s natural occurrences could be created. Of course, the attacks could come in all forms, depending on how the user chose to utilize the technique.