> For the complete documentation index, see [llms.txt](https://shooter-2.gitbook.io/shooter/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://shooter-2.gitbook.io/shooter/shop.md).

# Shop

#### 💎 **Shop & Upgrades in Merge Shooter**

In the **Shop**, you can use the **rubies** 💎 you earn to unlock powerful **tank upgrades** that help you progress faster and survive longer!

🛒 **Available upgrades include**:\
🔹 **Tank Level** – Instantly increase the base level of your tanks\
🔹 **Shooting Level** – Boost your tanks' firing speed and damage output\
🔹 ...and more upgrades coming soon!

💡 **Tip**: Spend your rubies wisely to strengthen your defense and take down tougher monster waves with ease!

<figure><img src="https://794646525-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FFR6Tde4vzmiKaO8MQFTj%2Fuploads%2FJcF4m3eyEZkx2tLBjLSJ%2Fimage.png?alt=media&amp;token=24542bf0-4e3b-41f6-b7cf-453bdb1972ba" alt="" width="259"><figcaption></figcaption></figure>