Imaginary Number Arts (虚数美術, Kyosū Bijutsu?) is a technique of a unique theoretical system that is similar to the Magecraft of Imaginary Numbers yet different.
| Rank | User(s) |
|---|---|
| B+ | Van Gogh |
| A Skill combining the special characteristic of being born from imaginary numbers and the artistic talent of Van Gogh who possessed a unique perspective on art. |
| Servant Skills |
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