Chapter 1869 The discovery of Chaotic Source Crystal

shocked Tang Huanxin.

The boulder is like a precise instrument of previous generations, and its power is in and out in an orderly manner, as if it could run forever and endlessly.

This effect of megalith is very low in the probability of natural formation.

Just like this "Heaven Imperial Dragon Palace", it can't be natural... The innumerable transparent lines inside the boulders illustrate this point.

Perhaps, at the beginning of the appearance of the Tianyulong Palace, the boulder existed. Of course, it may be the later strong ones who bring it in.

I don't know who it is, but even a...