Chapter 166: Jiuxiao Heavenly Soldiers Descend to the Mortal World, The Final Battle Outside Hulaoguan_5

Xuanzhu!

Immortal Formation, borrowing the might of heaven and earth!

In the records of the Heavenly Book, nearly every heavenly phenomenon has a corresponding Formation.

Thunderstorm, Great Water, Gale, Heavenly Fire, and even... Stars!

Each Formation,

when combined with the corresponding timing, can unleash extraordinary power. The strength of this power depends on the Mystical Energy, or the strength of those forming the Formation.

Just like how the Heavenly Thunder at Silver Pine Cliff could summon the thunder itself, if there were a great fire, one could harness the power of the flames...

That Formation which draws strength from the stars, for someone well-versed in observing heavenly phenomena, could, given a passing meteor, summon the stars to fall like the summoned Heavenly Thunder under sufficient Mystical Energy!

But based on current experience, it requires a massive amount of Mystical Energy to accomplish this.

However, the current Mystical Energy,