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How to level up-Tr
First of all, log in to the official website: https://herocat.io
After logging in, click "My Mining Pet" - select "Mining HCK" in the upper left corner.
Enter the mining screen of Treasure Cat.
Test Data Only
Scroll down the page to the "Crystal Stone" upgrade screen.
In the upper left corner, select "Crystal Stone", different crystal stones have different "luck value", you can choose according to your needs, click "confirm purchase" after selecting the crystal stone.
Click "Confirm"
The display shows "Feeding Success", which means the upgrade of Treasure Cat is successful.
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