|This is an Event Craft Essence . It can only be obtained by participating in a time-limited event. This Craft Essence cannot be summoned.|
This Craft Essence is available during the Servant Summer Festival! 2018, it can only be obtain once.
- This Craft Essence features Agravain, Artoria Pendragon (Lancer), Mordred, Merlin, Bedivere, Gawain, Tristan, Lancelot (Saber), Minamoto no Raikō (on the Book Cover Lancelot reading), Mashu Kyrielight and Fou.