# Place Heroes/Equipment in Batches

The batch function allows players to use idle cards more efficiently to expand their combat effectiveness.

Click the “Batch” button at the bottom of the right side of the card book interface to open the batch function.

![](/files/6YYKx46FneBrWDY1P5YD)

**Hero Batch Operation**

* Click the “Place/Replace” button to place/replace the current highest fight capacity cards in batches to quickly improve combat effectiveness.
* Click “Quick Upgrading”button to display all hero slots that can be upgraded.
* Click the “Remove Heroes” button to allow players remove heroes in batches (up to 20 at a time)

![](/files/ptP2M7Ke46v2ZKcx0ZIS)

{% hint style="info" %}
The above three operations are all operated on the blockchain, which requires to send a transaction through your wallet and consume a certain amount of BNB as the handling fee.
{% endhint %}

**Equipment Batch Operation**

* Click the “Place/Replace” button to put the equipment into the card slot in batches.
* Click the “Remove Equipment” button to allow players remove equipment in batches (up to 20 at a time)

![](/files/aBep0iaTnCDtypkkVlZP)

{% hint style="info" %}
The above three operations are all operated on the blockchain, which requires to send a transaction through your wallet and consume a certain amount of BNB as the handling fee.
{% endhint %}


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