avicebron (fate)
Caster-class Servant first seen in Fate/Apocrypha as the Caster of Black. A magus and philosopher, founder of the Kabbalah and creator of the school of magecraft that Aozaki Touko uses. His NP is Golem Keter Malkuth.
True Name: Solomon ibn Gabirol
Character Design: Konoe Ototsugu
Voice Actor: Miyamoto Mitsuru