NFT is a game token issued by the game development platform as a reward voucher for players to contribute to the game. The NFT has a total of 1 billion, the accuracy is four decimal places, 10% is held by the development team, and the remaining 90% will be gradually released in the NFT2DEATH series of games. In the Christmas Battle game, a part of the NFT will be issued. As the amount of NFT decreases, the difficulty of the player's NFT will gradually increase.