# 💎 NFT crafting

There is a crafting feature in our system. 

You can upgrade your NFTs through our crafting system. That means you will <mark style="color:orange;">change(grow) evolution(rarity) of your NFT</mark>. If you want to try to upgrade, you need NFTs with same evolution and some BPM tokens. &#x20;

For the <mark style="color:purple;">evolution 1 -> evolution 2</mark> upgrade attempt and pay fee in <mark style="color:green;">BPM</mark> tokens for the <mark style="color:purple;">evolution 2 -> evolution 3</mark> upgrade attempt.&#x20;

Also, you need some NFTs to start upgrade. <mark style="color:orange;">More NFTs = bigger chance of upgrade.</mark>