The second source, xNFT and xNFTWETH, is the primary NFT yield-generation strategy leveraging NFTX vaults. The first NFT asset is PUNK (CryptoPunks) and its corresponding xPUNK and xPUNKWETH positions, which represent a staked PUNK and staked PUNK-WETH Sushi LP positions in the NFTX vault. These positions receive yield from the following actions: