This article provides a detailed overview of the Ethena protocol season 2 event, which rewards its governance token ENA by accumulating points (Sats). It introduces three different strategies to participate in Ethena's airdrop mining, including the low-risk strategy of holding and staking USDe, the medium-risk strategy of purchasing USDe YT (yield tokens) on Pendle, and the high-risk strategy of combining ENA and USDe YT. The article also provides calculation examples of potential returns on investment (ROI) and annual percentage yields (APY) based on different strategies and discusses the risks and rewards of these strategies.