C508 The Command Given by the Curse
In his life, it seemed like he had coincidentally come to Fuyuki City to participate in the The Holy Grail War and was coincidentally restrained by Emiya Kiritsugu. It turned out that being targeted by Alaya Vijnanas and Gaias would result in certain death.
This fellow's magic talent and research ability were too high. In the original work, after he participated in the The Holy Grail War's death