XCarnival is a lending aggregator for metaverse assets with DeFi features. XCarnival offers innovative liquidation solutions for varieties of NFT assets and long-tail crypto assets. XCarnival's original time-limited auction clearing mechanism. The pledge model is optimized for special types of assets with extremely poor liquidity, such as NFTs. Allows users to unlock the liquidation of their long-tail assets which have relatively limited liquidity. Farming is a mining incentive mechanism derived from XBroker. Since both the borrower who pledges NFT and the lender who lends USDxc provide liquidity for the NFT market, a certain amount of tokens will be issued to participants as rewards in accordance with the NFT order.