The Heavenly Sword Shadowless is the strongest among the Four Swords, yet it cared for them the most, with the Four Swords nearly being born simultaneously.
However, they all revere the Heavenly Sword as the leading sword.
Because the Heavenly Sword Shadowless embodies the lifelong Sword Intent of Sword Demon Dugu, it is the strongest sword of the Sword Demon!
In truth, the Defeating Heaven Four Swords are the manifestations of Sword Demon Dugu's Sword Intent at different stages, only they were given 'consciousness'.
The Yellow Sword Intense Fire, explosive like flames, is the Sword Demon Dugu's initial Sword Intent, during his most ambitious times.
Xuan Sword Moon Slash, by this stage, Sword Demon Dugu had entered another phase, less flamboyant and with restrained sharpness.
At this time, Sword Demon Dugu had gained a bit of fame.
And when he comprehended Martial God...
It was, in fact, entering another phase, known as "Heavy Sword without Edge".
