The Best Martial Artist in the World, I Can Kill All the Races in the World with One Sword

[Invincible Text] Spiritual energy revives, martial arts rises, monsters are rampant, all people practice martial arts, everyone is like a dragon, martial arts experts can defeat a hundred enemies, are invulnerable to swords and guns, can break mountains and rocks, and even destroy the heaven and earth. Chen Fan, a child from an ordinary family, started to counterattack with the help of the system, and eventually grew into an invincible swordsman, spanning all the worlds and killing all the races in the world.