Supreme Realm of Dou Po.

Summary

In Chapter 85, Xiao Yan is taken aback by the formidable wall made of a unique black iron mixed with gold, resembling celestial meteorite iron. Despite his efforts, he cannot move it and contemplates the potential of refining it with the Ancient Heavenly Fire Ruler. He attempts to use a ruler technique against the wall, but his attack is deflected, revealing only one residual move available. Disappointed yet determined, he decides to focus on mastering this single powerful technique, realizing that its simplicity belies its complexity, as it embodies the unity of a hundred rulers when executed at peak speed.

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