On December 12th, the Xai Foundation, Arbitrum's ecosystem game Layer3 solution, announced that its small Sentry Key will be sold on the sentry.xai.games at 10:00 on December 14th for 0.0143 ETH (approximately $55). Prior to the sale date, the Xai Foundation will airdrop 3 million Sentry Keys to existing Sentry Key holders, increasing the supply by 100 times and maintaining the key holding ratio and network rewards of the existing community. The minting price of the new Sentry Key has been reduced from 1.43 ETH to 0.0143 ETH. Payment options will accept payments in XAI, esXAI, USDC, SOL, and SUPER tokens, as well as credit and debit cards.