"Going to pick up Assassin?"
Darnic's words made Fang Li narrow his eyes slightly.
As though he had not noticed this, Darnic maintained his elegant manner and politely addressed Fang Li.
"Perhaps you are wondering why Assassin's Master and Servant have yet to appear. In truth, before the Holy Grail War began, the Master responsible for summoning Assassin left Romania and traveled to the Far East to perform the summoning."
Normally, if one summoned an Assassin-class Servant, that Servant would generally be Hassan-i Sabbah.
They were the origin of the word "Assassin," the secretive killer organization that first gave rise to the concept of assassins.
The leaders of that secretive killer organization inherited the name "Hassan-i Sabbah" and were also known as the Old Man of the Mountain.
Since the origin of the term "assassin" lay here, in an ordinary Holy Grail War, once Assassin was summoned, the class itself would become a catalyst and summon one of the Hassans from throughout the generations.
If one wished to summon another Assassin-class Servant, one had to prepare a different catalyst.
"Information on the Holy Grail War has already spread throughout the magus world, and Subspecies Holy Grail Wars have been held many times. As a result, information on nearly every Old Man of the Mountain whose true name is Hassan-i Sabbah has been exposed. Aside from First Hassan, who is said never to have been summoned to this day, countermeasures have already been devised for every other Hassan, regardless of generation."
Darnic explained this to Fang Li.
"The Master in Yggdmillennia who prepared to summon Assassin believed this situation was highly unfavorable. Therefore, he intended to gamble on another Assassin-class Servant and traveled to an island nation in the Far East before the Holy Grail War began. That region best matched