# Currencies

## **Crystals**

You can buy cryrate CBT equivalent BNB, you need them to buy and upgrade the towers.

<figure><img src="https://1192031451-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FtBap2yQOIM9V6PnPpIQ6%2Fuploads%2F52HlQ3xezvwCuDCNxCZ5%2Fimage.png?alt=media&#x26;token=e6852c30-24ab-4bde-80cd-0c23372b9c4f" alt=""><figcaption><p>1 CRYSTAL = Rate CBT equivalent to 0,0005 BNB</p></figcaption></figure>

1 CRYSTAL = Rate CBT equivalent to 0,0005 BNB

## **Gold**

You get gold by killing enemies, you can exchange it for rate CBT equivalent BNB at any time.

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<figure><img src="https://1192031451-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FtBap2yQOIM9V6PnPpIQ6%2Fuploads%2F8ciBASZtkDAt5g0t7SUY%2Fimage.png?alt=media&#x26;token=9aba3dc4-b458-4870-8eaa-2770492a4e56" alt=""><figcaption><p>1 GOLD = Rate CBT equivalent 0,000005 BNB</p></figcaption></figure>

1 GOLD = Rate CBT equivalent 0,000005 BNB

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