Only when the attack began did Xu Yi learn what a meteoric wall was. A flawless white wall had been struck by magical attacks, and patterns instantly spread across its surface. The next moment, monsters formed from halos of light burst out of the patterns. Xue Zihan had sent him a warning long ago, telling him to be careful.
Those monsters were incredibly powerful, seemingly ferocious beasts guarding the formation. She told Xu Yi to stay as close to her as he could.
What Xue Zihan didn't know was that Xu Yi recognized these monsters. In fact, they weren't beasts guarding the formation at all. They were called formation beasts, one of the distinctive features of ancient forbidden formations.
When a forbidden formation reached the utmost height of power and age, its patterns gave birth to spirits. The strange creatures they formed were formation beasts.
Xu Yi had never seen this recorded in any classic. The only place he'd encountered it was in the Refining Restrictions Chapter of the Minor Cloud Crane Art.
In fact, there were many formation patterns in the Refining Restrictions Chapter of the Minor Cloud Crane Art that he'd never seen before and couldn't understand. Yet those very patterns, strange and incomprehensible to him, could be found everywhere on the meteoric walls before his eyes.
He was the sort who loved to puzzle things out, and was always on the hunt for rare and curious things. Besides, this concerned the Minor Cloud Crane Art—he couldn't afford to be anything but exceedingly cautious.
Ever since he'd seen the marvels of Cloud Crane Pure Qi, Xu Yi had given the Minor Cloud Crane Art the highest priority.
He immediately began studying the patterns on the meteoric wall in earnest. Whenever a formation beast lunged at them, he simply