Broken Rules

The most basic ability of the [Unbalance Art Mantra] was increasing the strength of formations. According to Ryu's previous calculations, the application of this method could make even Heaven Grade formations as strong as Fragmented Sky God formations, a huge leap. 

Of course, these were calculations he had made off the standard of the Third Heaven. While the gap between Sky God Realms was justifiably huge, there was still a gap between the standards of Heavens, especially when it was a comparison between the Third and Fourth Heaven, or the Sixth and Seventh Heaven, and especially so between the Seventh, Eighth and Ninth Heavens, which arguably had the largest gaps between them all. 

For the Formation Core Visualization, which allowed Ryu to create formations on the fly without the use of Formation Flags, this was huge.