# Repairing mechanics

When mining, a certain amount of the **Condition** attribute is taken away from the NFT every hour. The number that is subtracted directly depends on the **Fault Tolerance** attribute.

*The cost of repairing 1 **Condition** point depends on the rarity and level of the NFT, and is calculated by the formula:*

<mark style="color:purple;">TBA</mark>
