Chapter 519: Encounter with Outsiders_2

With a sense of curiosity, Dong Tianyu began to furiously grind through his progress, and after three months had passed, looking at the small section that remained incomplete, Dong Tianyu finally could not hold back anymore.

It seemed that in order to evolve the Companion Spiritual Treasure rapidly, relying solely on oneself wasn't impossible, but grinding alone was not inefficient—it was just that the efficiency was too poor.

Thinking about the last trade, although Dong Tianyu had given up quite a bit, it indeed saved him a lot of time. After all, a hundred thousand Mysterious Cores would be impossible for an ordinary person to accumulate without ten to eight years of nonstop effort.

During the last trade, Dong Tianyu cleared out quite a bit of inventory, but as he continuously broke through Fusion Mystic Realms, the items in the Storage space became abundant once again.

And it was precisely because of this that Dong Tianyu once again had the idea of selling them off.