The tangible gives rise to tools; the intangible gives rise to the Dao!
Only by combining tangible sword energy with the intangible intent of the sword can one unite with Heaven and Earth!
Sword energy has three major categories and four realms!
The three categories are ancient sword energy, also known as ordinary sword energy, enchanted sword energy, and special sword energy.
The four realms are Entry, Heaven and Man, Unity with Heaven and Earth, and Sainthood.
Sword intent has four aspects and four realms.
The four aspects are perception, suppression, manifestation, and transcendence.
The four realms are Nameless, Named, Freehand, and Creation.