Castle of Snow can be obtained by having Heracles reach Bond Level 10.
Castle of Snow is an exclusive CE to Heracles.
Rashoumon event (Ibaraki Douji event)
Murder at the Kogetsukan
Inheritance of Glory
5 Star Servants Tier List: Best Servants [5/9 updated!]
Best Craft Essence: Craft Essence Tier List
Phoenix Plume (Phoenix Feather)
Minamoto no Yorimitsu (Berserker)
All the Statesmen
Jaguar Man
4th Singularity: London
Ereshkigal
Arthur Pendragon(Prototype)
Gorgon
Black Holy Grail (The Black Grail)