After seeing Great Mage Ferguson off, Xu Yi looked at the booklet Ferguson had left on the table. He fell silent for a moment, then finally broke into a delighted laugh.
Those old fellows at the Mages' Guild Headquarters truly had no idea of the enormous value hidden in the things recorded in this booklet.
If they knew what these things were truly worth, they would bitterly regret handing them over to the Xinfei Merchant Guild at such a low price.
Of course, they could not entirely be blamed. After all, they did not possess the advanced, comprehensive knowledge of modern science Xu Yi had acquired on Earth, so their ignorance was hardly surprising.
These fellows might consider the magic battleship recorded in the booklet the most valuable item, but in Xu Yi's eyes, it was actually the least valuable of the five.
By comparison, any of the other four could very well contain the relevant magical theory Xu Yi and the Xinfei Merchant Guild urgently needed.
For instance, in the first account, the Great Mage had triggered a massive explosion by incorporating fire magic elements into a Magic Crystal, even nearly killing himself despite being a Great Mage.
But viewed from another angle, neither ordinary fire magic nor an explosion caused by mana running out of control inside a Magic Crystal under normal circumstances should have been able to harm a mage of Great Mage rank.
Yet combining the two had produced such a terrifying effect.
This was sufficient proof that incorporating fire magic elements into a Magic Crystal could unleash an enormous amount of energy, far beyond what was possible under ordinary circumstances.
If this energy could be properly channeled and used, it would provide a highly promising source of power.
Most of the magic machinery currently produced