A multi-crystal created within a golem's body.
6th Singularity: Camelot Holy City District free quest is the best AP-saving & time-saving location to farm Octuplet Crystals (Octuplet Twin Crystals). You'll get around 2-3x Octuplet Crystals by spending 200AP.
2nd Singularity: Septem Gaul free quest is the first location you unlock to farm Octuplet Crystals.
Here is a list of servants that need Octuplet Twin Crystals to perform Ascension.
 Arash | - | - |
Here is a list of servants that need Octuplet Twin Crystals to perform Skill Up.
Christopher
| US/EN (UTC) | |
|---|---|
 Ibaraki Douji event: Rashoumon May 16 - 30 | - |
| JP (JST) | |
 Fate/Apocrypha Event: Inheritance of Glory Apr 29 - May 13 |  Murder at the Kogetsukan May 11 - 18 |
| Master Missions | |
|---|---|
| JP May 7 - 13 | US May 7 - 13 |
| Pickup Servants | ||
|---|---|---|
 Shuten Douji | ||
| Pickup CEs | ||
 Fox's Night Dream |  Burning Love Story |  Subscription List Reading |
| Pickup Servants | |
|---|---|
 Achilleus (Achilles) |  Chiron |
| Pickup Craft Essences | ||
|---|---|---|
 A Pilgrimage Towards Him |  The Moment of Destruction |  Let's Depart! |
KrisX_212
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