How do you use rare candys on pixelmon?

1. Open your inventory. You can do this by pressing the "E" key on your keyboard.

2. Find the Rare Candy. It will be in the "Items" section of your inventory.

3. Right-click on the Rare Candy. This will open a menu with two options: "Use" and "Cancel".

4. Select "Use." This will use the Rare Candy on the first Pokémon in your party.

5. The Pokémon's level will increase by one. You will also receive a notification in the chat window.