766 Chapter 766: Lightning VS Darkness!

After having a playful quarrel with her perfect copy, Tang Li Xue decided to leave her perfect copy at home, while urging her perfect copy to keep diligently practicing the [Yin and Yang Chaotic Formula] at home.

It was truly hard to practice this [Yin and Yang Chaotic Formula] outside since she would definitely trigger a conspicuous phenomenon involving the Profound Law of Heat and Cold.

Previously in Garden City, Tang Li Xue even needed to spend her cultivation stones to rent a cultivation cave in order to practice [Yin and Yang Chaotic Formula] peacefully.

As for practicing the combination of [Essence Devouring Technique], [Art of Concealment], and [Energy Manipulation], she could do it anywhere, so it was not that urgent.