> For the complete documentation index, see [llms.txt](https://d2vns-organization.gitbook.io/tm/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://d2vns-organization.gitbook.io/tm/custom-features/vat-pham-roll/cooper-quartz.md).

# Cooper Quartz

## Cooper Quartz

<figure><img src="/files/M9hJ5JVULNgrh1bV0zWb" alt=""><figcaption></figcaption></figure>

* Được sử dụng để Reroll Option Reward Extra Quest, có thể mua tại Shop D2VN bằng [FGold](https://diablo2-vn.com/tm/docs/wiki/tham-gia-d2vn/tien-te-trong-game/fgold/)
* Cách làm tương tự như Souls Stone.
* Công thức Reroll :

Cooper Quartz + Unique Upgrade Orb Level = Unique Upgrade Orb Level New Option

Cooper Quartz + Scroll D2TI = Scroll D2TI New Option

Cooper Quartz + Standard Uber = Standard Uber New Option

Cooper Quartz + Standard Charm = Standard Charm New Option

{% embed url="<https://www.youtube.com/watch?v=pORtwv8t-Vk>" %}