Drops on Avalanche have started to implement rewards to NFT Minters based on when they Minted. Earlier Mints earn a higher percentage of the AVAX gathered for minting. Original minters of some NFTs also get rewards whenever it's traded (royalties for original owner) along with marketplace trades being tied into the NFTs rewards. Ie, every sale in marketplace also rewards NFT holders based on Tier of NFT. This would put a huge incentive on Tron NFTs
