Needs physical materials and a first class magus

A Servant’s Noble Phantasm was brought into this world when they were summoned, and was naturally compiled out of prana. Though there were sometimes necessary conditions for activating it, it was rare for the Noble Phantasm itself to require materials to construct it.
Most of the time, this occurred in cases where the Noble Phantasm still existed in the world up to the present day. However, in this case, what was needed was the Noble Phantasm itself instead of the materials.

A Noble Phantasm was not an unknown weapon. Noble Phantasms were none other than the ultimate mysteries of Heroic Spirits that were sublimated into their legends. Therefore, Noble Phantasm were already completed existences… normally speaking.

If there was a Noble Phantasm that did not follow this logic, it would be something too huge to be possessed by a single Heroic Spirit, or—something that was incomplete but still carved into legend.

“There’s just one material left. If we can obtain it, Caster can activate his Noble Phantasm.”

“…A first‐class magus.”

Darnic spoke with a grim expression. Hearing those words, Archer finally understand the reasons for various things that had been happening.

“…I see. So that’s why Caster wanted that homunculus.”

“That’s right. Caster’s Noble Phantasm requires a [core] to function, and the quality of the core is reflected in the power of the Noble Phantasm. The only ones that possess the necessary talent among our clan are—”


Volume 2, Chapter 1, Page 86