As Cloud Master explained, the two giant snakes flying in from the horizon emitted dazzling radiance in midair. Their bodies, originally already over a hundred meters long, kept shrinking within that glow.
Seeing this scene again, even Zhang Tie could not help feeling astonished. It was not as if Zhang Tie had never seen the world; over the years, he had witnessed no small number of strange things on the surface, underground, on land, and in water. But living creatures like these two snakes, capable of changing the size of their bodies at will—truthfully, this was Zhang Tie's first time seeing them.
The two snakes looked entirely as though they were made of metal. They could fly through the air, and more than that, during the process of growing larger or smaller, Zhang Tie could even sense fluctuations of the four elements. When the two snakes grew larger, the four elements in the void gathered toward them just as they did when the Silver Secret Treasure condensed into substance; when the snakes shrank, part of their bodies turned back into the four elements and scattered away.
All of this was truly too miraculous. The mysteries of life were endless indeed.
"Have these two snakes been guarding the Great Wilderness Grotto-Heaven all this time?"
"Yes!"
"Then before the Great Wilderness Grotto-Heaven was discovered, what did they eat here throughout those hundreds of millions of years? There shouldn't be any living creature capable of going so long without replenishing any energy, right?"
As Zhang Tie said this, Golden Saint and Silver Saint had already flown down from the sky, reverting to the size of ordinary snakes as they circled Cloud Master in flight. Zhang Tie watched them with great interest, without the slightest fear in his heart. Even knowing that these two