In the end, Xu Jin didn't use the only top-grade Seven-star Spiritual Armor he had for the experiment.
If it was ruined, where would he find another one?
Even exchanging it through the Thousand Star Token would require a thousand points.
Xu Jin still had two low-grade Seven-star Spiritual Armors, but the middle-grade Seven-star Spiritual Armor had already been given to Ning Yuchan. However, these two were also meant to be gifted, so he wouldn't feel bad even if they were refined.
What kind of heavenly materials and earthly treasures could be used to refine them to enhance or even upgrade their rank?
Based on previous experiments with refining Star Artifacts, Xu Jin had gained some experience.
For instance, using higher quality refining materials, and they must be compatible in terms of attributes.
