Assassin Class

 Known Assassins 

"Old Man of the Mountain" (First Fuyuki Holy Grail War)

Hassan of Serenity (Second Fuyuki Holy Grail War)

Valley Hassan (Third Fuyuki Holy Grail War)

Hundred-Faced Hassan (Fourth Fuyuki Holy Grail War)

Hassan of the Cursed Arm (Fifth Fuyuki Holy Grail War)

Hassan of the Black Pit (Sixth Fuyuki Holy Grail War)

Hassan of the Dragon's Tear (Seventh Fuyuki Holy Grail War)

No Name Assassin (Eighth Fuyuki Holy Grail War)

Hassan of the Hanging Man (Ninth Fuyuki Holy Grail War)

Hassan of the Cursed Heart (Tenth Fuyuki Holy Grail War)

Titan Hassan (Tenth Fuyuki Holy Grail War)