Bet To Earn is P2E based a gamified betting game that provides their NFT holders passive income. Passive incomes you will earn depends mostly on your knowladge and just a lil bit your luck. It is totally free to play. All NFT cards are being designed and minted on blockchain. All airdrops will be minted as Level 0 and they will can be in use for 90 days after minted. To keep using these cards after their expiry date, all airdrop holders should upgrade them to Level 1(which is our basic level) in the charge of 10K $BTE.