Only after the three Chaotic Crystals had passed through the Spatial Channel did the silver radiance on the feather horns flanking the Destruction Emperor Dragon begin to fade, eventually closing the pathway.
At the same time, the distorted space surrounding them dissolved the domain of rules, thus the two feuding Giant Dragons did not witness the moment when those Life Crystals had been removed.
Although with increased strength, the Destruction Emperor Dragon no longer needed to hide many secrets, such as previously fooling the Purple little dragon by claiming that the spatial transmission pathway was for sacrifices.
However, Life Crystals were a bit tricky, and it was still necessary to conceal their handling.
After all, the Destruction Emperor Dragon had once told the Silver Giant Dragon and others that it could convert the energy of Life Crystals into "enlightenment," which was why it possessed so many and such powerful talents.