Chapter 637 – Power of the Revolving Core Realm

… … … A battle spirit was the manifestation of a martial artist's will. A battle spirit was invisible and without form, but it could actually be attached to anything, turning it into an incomparably sharp killing weapon. A withered leaf, with a battle spirit attached, could even cut apart a treasure. This meant that when one's battle spirit was attached to a withered leaf, the degree of its hardness had surpassed that of a treasure. Using the same logic, if a battle spirit could...