7th Singularity Babylonia: Cutah free quest is the best AP-saving & time-saving location to farm Ghost Lantern. You'll get around 3-4x Ghost Lantern by spending 210AP.
2nd Singularity: Mt. Etna free quest is the first location you unlock to farm Ghost Lantern.
Rashoumon event (Ibaraki Douji event)
Murder at the Kogetsukan
Inheritance of Glory
5 Star Servants Tier List: Best Servants [5/9 updated!]
FGO Reroll Tier List [5/11 updated!]
1-3 Star Servants Tier List
Altria Pendragon (Lily)
How to farm EXP cards & level fast
Best Craft Essence: Craft Essence Tier List
Mysterious Heroine X (Alter)
Chocolate Craft Essences
Holy Night Supper
Piece of Year 2030 (A Fragment of 2030)