# Boss Challenge (PvE)

* Type: PvE
* Objective: Defeat waves of AI-controlled enemies and a final boss.
* Gameplay:
  * 3 Lives: Players begin with limited lives to complete all 40 challenge waves.
  * Shop: Players can buy items in the shop between waves, each time the Shop appears, it will disappear after 20 seconds.
* Rewards: Victory unlocks Item Upgrade Chests, additional Gems or Empty Hourglass.

<figure><img src="https://lh7-rt.googleusercontent.com/docsz/AD_4nXcbkdA6hfmhHrtaN6zNrt4KDyl3KvYRT6TRzP3w8dKH7HIGis2Sm3roRM95tYCiYTGAclTP8fHAU2c0QiK5mthAW2gvCGwaPsMT-_spurXvvhuFrXbEzKseW85AJr8HCgjv09A36g?key=rX80Bxrq05xJeZ60gjPi91-Z" alt=""><figcaption></figcaption></figure>


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