Obsidian Blade
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"Skill Up & Ascension Material"
A knife made from obsidian containing magical energy. It may be primitive, its cutting edge is extremely sharp.
Best Drop Locations
Best Drop Locations
APD = Avg AP Per Drop
The most efficient quests to farm for the item. Lower is better.
Drop rate estimates based on data collected by /u/Rathus and the Grand Order Subreddit
3rd Ascension
| Servant | Amount |
|---|---|
 Marie Antoinette (Alter) | x10 |
 Kurohime | x12 |
Max Ascension
| Servant | Amount |
|---|---|
 Tezcatlipoca | x36 |
Kurohime | x24 |
6th Skill Enhancement
| Servant | Amount |
|---|---|
 Space Ereshkigal | x15 |
7th Skill Enhancement
| Servant | Amount |
|---|---|
Marie Antoinette (Alter) | x15 |
 Mysterious Executor C.I.E.L. | x24 |
8th Skill Enhancement
| Servant | Amount |
|---|---|
Tezcatlipoca | x72 |
 Kashin Koji | x72 |
 Chloe von Einzbern (Avenger) | x12 |
 Sugitani Zenjubou | x48 |
 Alice Kuonji | x72 |
7th Append Skill Enhancement
| Servant | Amount |
|---|---|
 Hassan of the Shining Star | x14 |
 Tutankhamun | x18 |
Kurohime | x15 |
8th Append Skill Enhancement
| Servant | Amount |
|---|---|
 Tlaloc | x12 |
 Locusta | x60 |
 Durga | x72 |
 Saika Magoichi | x60 |
 Minamoto-no-Raikou / Ushi Gozen | x15 |
Hassan of the Shining Star | x45 |
Tutankhamun | x54 |
Kurohime | x45 |
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