Essential CE for farming friend points, can be equipped on any servant preferably in the backline because it has no effects other than increasing the friend points received to 75.
Rashoumon event (Ibaraki Douji event)
Murder at the Kogetsukan
Inheritance of Glory
Best Craft Essence: Craft Essence Tier List
Saber
Heaven's Feel
EMIYA
Fionn mac Cumhaill
Scathach
Manga De Wakaru! FGO
Astolfo
Spartacus
Atlas Institute
Necromancy