Divinity!
This was the reason Shiro's strength had undergone such an earth-shaking change. Aside from the special defenses that came with it, the most important part was that it had freed Shiro's Projection Magecraft from the system's restrictions.
It was also Shiro's greatest achievement since he began studying magecraft—even greater than High-Speed Incantation.
In truth, the birth of the Divinity Modification Surgery had been a complete accident. His earliest research had been aimed at understanding Age of Gods Magecraft, to see whether he could extract those special substances from a Tailed Beast's Chakra and thereby master Age of Gods Magecraft!
Afterward, Shiro had succeeded. He really could master Age of Gods Magecraft this way, but in the end, he gave up, because Age of Gods Magecraft was a method of directly obtaining powerful strength.
Magus of the Age of Gods had another title: Agent of God!
Mastering Age of Gods Magecraft could certainly make one strong in an instant, but the path of magecraft would become very difficult because of it. Basically, unless one's talent was extraordinary, the future could be considered bleak.
And Shiro had even greater ambitions. The Age of Gods Magecraft he could learn would not necessarily be very powerful, and power at that level might very well be unable to complete that plan, so he gave it up.
Instead, he turned to tackling another plan: granting himself divinity!
Once this more promising idea appeared, it instantly occupied Shiro's thoughts. After careful analysis, Shiro discovered that even if his talent in research was lacking, he had enough advantages that the probability of completing this plan was not small.
For example, the database contained countless pieces of magecraft knowledge for him to read. For another, when he encountered difficult problems, he could project Caster-class Noble Phantasms to obtain