> For the complete documentation index, see [llms.txt](https://docs.nextype.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.nextype.finance/about-nxetype/previous-events/nov-2021/details-of-the-first-round-sale-of-mystery-box-on-heco/how-to-buy-mystery-box-or-sell-mystery-boxs-nft-on-nft-master.md).

# How to buy Mystery Box or sell Mystery Box's NFT on NFT Master?

### How to buy Mystery Box in NFT MASTER ?

1.Open this link: <https://nftmaster.nextype.finance> to enter NFT Master.

Click the button on the right side and select **\[Mystery Box]**.

![](https://1040210438-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MeUFGOzk_LgNYBi8AEO%2Fuploads%2FmOU4L7VwjycJkdzP2bck%2F1.png?alt=media\&token=cbfcb9a2-48f7-4d94-8b3b-083901646a6f)

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2.Click the **\[Pay to draw]** to buy Mystery Box

![](https://1040210438-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MeUFGOzk_LgNYBi8AEO%2Fuploads%2FAC4lfBkIQX3UhfUBKQZ5%2F3.png?alt=media\&token=96e8edb5-e9b3-46af-89ca-de25566e9af6)

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3.Click the **\[STORAGE]** to check the NFTs which you won.

![](https://1040210438-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MeUFGOzk_LgNYBi8AEO%2Fuploads%2FoA2x5ZYEiTIlmn5qXKEa%2F2.png?alt=media\&token=7fa8a488-71ec-4800-b528-eef157745a85)

### How to sell My NFTs which you win from Mystery Box in NFT Master?

1.Open this link: <https://nftmaster.nextype.finance> to enter NFT Master.

Click the button on the right side and select **\[STORAGE]**.

![](https://1040210438-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MeUFGOzk_LgNYBi8AEO%2Fuploads%2Fxlqf1zHfP6mnJDCDkvHV%2F1.png?alt=media\&token=d6e4024d-4632-4e53-ab7a-ece5e21f429c)

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2.Select the NFT you want to sell in **\[My NFTs]** and click **\[Sale].**

![](https://1040210438-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MeUFGOzk_LgNYBi8AEO%2Fuploads%2FoQYTZa1tyOKvKNQ9LFz7%2F2.png?alt=media\&token=51e8de68-c222-4648-a776-fa16f8d9401b)

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3.Set the selling price and click **\[Confirm].**

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4.You can view the NFTs you are selling by checking **\[NFTs on Sale].**

![](https://1040210438-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MeUFGOzk_LgNYBi8AEO%2Fuploads%2FQYhHtznt7GGZnoPVZlqx%2F4.png?alt=media\&token=0f90dc09-3d9f-444f-b22a-f47cbf8169ff)

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5.Click **\[Remove]** and the sale will be canceled.

![](https://1040210438-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MeUFGOzk_LgNYBi8AEO%2Fuploads%2FZwdRSREkeep6NdfwWyQq%2F5.png?alt=media\&token=a3411fe7-df30-48ac-9e30-4b18b0d94a4f)