Matou Zouken was easier to deal with. Although he had witnessed a world-shaking battle and nearly been caught up in it, he had the Reincarnators' support. Those foreign Magi had chosen Rider's side.
These foreign Magi wanted to observe the magical ritual of the Holy Grail War and broaden their knowledge through it. Matou Zouken was not surprised by this objective.
After all, they were Magi from minor families, or simply self-taught practitioners. They were naturally filled with yearning and curiosity toward magical battles on the level of the Holy Grail War.
After all, in the world of magecraft, Magi from small families were always eager to improve their strength and status by any means possible. The Holy Grail War was undoubtedly an excellent opportunity.
By observing and learning, they could master more advanced magical techniques and knowledge. To them, that was undoubtedly an immense treasure.
However, Matou Zouken judged that they most likely also wanted to find the Holy Grail's magical foundation and seize it.
There was nothing strange about that. It would have been strange if they did not intend to do so.
Any normal Magus would surely do the same, so Matou Zouken agreed to cooperate with them, each harboring their own ulterior motives.
As for Matou Zouken, if this attempt failed, there would always be the next one. In any case, he still had bodies he could replace. He only needed to wait until he won the Holy Grail War, and he would gain an immortal life.
Kirei Kotomine was different. He still had Lancer, though Lancer was no match for a Servant on the level of the First Emperor.
Had they not seen even the Hero King Gilgamesh die?
Still, he could join forces with others and force the First Emperor out first.
The First