6th Singularity Camelot: Roayl Castle free quest is the best AP & time saving location to farm Medal of Great Knight. You'll get about 3-4x Medal of Great Knight by spending 210AP.
Rashoumon event (Ibaraki Douji event)
Murder at the Kogetsukan
Inheritance of Glory
How to Complete Master Missions [US May 7 - May 13]
Best Craft Essence: Craft Essence Tier List
1-3 Star Servants Tier List
Arc 2: Cosmos in the Lostbelt
Saint Quartz Farming Guide
Edmond Dantes Event Door 7 Arrow 2 Guide
Parvati (Sakura)
Ereshkigal
Arthur Pendragon(Prototype)
Gorgon
Black Holy Grail (The Black Grail)