The reason is simple: the inscription on this mountain peak, containing the legacy of the "Seven-Star Sword Formation," is actually incomplete.
Back then, when "Seven-Star Master" engraved the three large characters of "Tianshu City," it was merely out of a momentary inspiration.
With his heart and spirit in turmoil, he couldn't help but imprint the Sword Intent of the "Seven-Star Sword Formation" he had just comprehended into it.
But he didn't truly intend to leave his proud cultivation technique within the characters.
Therefore, the inscription only contains the Sword Dao essence, without the actual cultivation technique legacy.
If it weren't for Lu Qing possessing an extraordinary superpower, which could manifest the time and space of tens of thousands of years ago,
allowing him to experience the complete process of displaying the Seven-Star Sword Intent through the body of the "Seven-Star Master,"