Metamask is a cryptocurrency wallet that allows users to securely store, send, and receive digital assets such as Ethereum and other ERC-20 tokens. Airdrops are promotions or giveaways where token issuers distribute free tokens to users of a particular wallet or exchange. To be eligible for a Metamask airdrop, you typically need to meet certain criteria such as 1. Wallet aged 900+ days 2. Swaps $250,000+ 3. 500+ transactions 4. ENS name resolved 5. Gitcoin 3x 6. Infura account + custom RPC 7....