"Seal inscriptions..." Danxuan murmured in a voice he could only hear.

Yes, Lin Qing's words on the dagger are seals. Seal inscriptions are the lowest type in the inscriptions, but Danxuan knows that in the first-to third-order metaphysical age, only such simple seals can be used. The reason is that the first-to third-order metaphysical implements can hardly bear more advanced inscriptions.

Of course, with the development of refinery in Shenfeng Continent, there is not no way to make the first-to-third-order metaphysical vessels use more advanced inscriptions, but there are also many ways to attract the spirit of heaven and earth, help to enhance the toughness of metaphysical vessels, so that...