Crypto Nijigen is a two-dimensional horizontal card game, players recruit multiple heros and development them. In the battle, players can manipulate heroes to release their skills. The main highlight of our game is to design a two-dimensional style and a refreshing multiplayer battle form. Distinguish from other card games. In our game, players can change by combining heroes and releasing skills. Combat experience. Through the development of Treasures and Artifacts, the appearance of heroes can be changed, so that players have a better experience in the game. The diversified development system provides players with a way to continuously enhance their heroes, and in the game, players will balance the characteristics of heroes according to their needs. The rich interactive legion system also provides players with a platform for players to communicate with each other, so that players in the game can learn more about other players, interact, communicate, and collaborate. Rich combat gameplay allows players to experience different battles. Challenge: Players can win battles and rewards by taking other players’ heroes off the arena. Weather battle: weather gameplay throughout the game. Wind, rain, snow, and volcanoes.