864 The Horrifying Zhu Yin

In less than a month, Mo Wuji had finally made contact with the array runes of the defensive array. These array runes and methods were definitely superior to Grade 9 immortal arrays, but they were not insanely absurd; they were suitable for Mo Wuji’s current level of the Array Dao.

As Mo Wuji researched into these array runes, his standard of the Array Dao continued to rise rapidly. Unknowingly, his Array Dao standards had already surpassed Grade 9 and had stepped into a newer level.

This also caused Mo Wuji to know that he had previously overestimated the time he would take to open this array. This was because he didn’t add his rising Array Dao standards into the calculation.

Just as Mo Wuji was about to open the next layer of array foundations, he actually felt this array releasing a slight cracking sound.