Risei Kotomine

Kirei Kotomine's 80 year old father, Risei is a priest in the Church and the regulator of the third and fourth Holy Grail Wars. A friend of Tokiomi Tōsaka's, Risei actively supports him and conspires to ensure that Tokiomi will obtain the Holy Grail in the war, despite the fact that as a member of the Church, he should be ensuring only someone who is worthy of the a powerful artifact like the Grail should be obtaining it. While he is proud of his son, who has demonstrated himself to be a perfect heir, Risei fails t…