As an incentive for everyone to use the Big brother system(AKA anti-theft system), we will airdrop a limited POAP for TCG holders who have been locked their NFTS for 7 days, which will be the first commemorative medal in the history of NFT anti-theft, and it will also serve as an important proof for all our future airdrops. For every NFT locked, a commemorative medal will be awarded, and the number of POAP is limited and will be first come, first served.BigBrother TutorialSteps:have a TCG NFT...