4444 ninja mfers roaming the blockchain. 108 of them took special features of the Ninja Squad.
Ninja mfers are a derivative collection created by [Ninja Squad](https://www.okx.com/web3/marketplace/nft) and inspired by sartoshi's [mfers](https://www.okx.com/web3/marketplace/nft) .
It is the first derivative collection minted exclusively with a utility token!
[Learn more about Ninja mfers](https://ninjasquad.medium.com/were-all-ninja-mfers-after-all-f6c837aa476d)
