In the game Crazy Knight, the naive fish in the permafrost harbor is a white dolphin. This is a very lovely dolphin, which lives in the Arctic waters and is one of the important species in the Arctic. In the game, players can catch this kind of fish through fishing activities and get corresponding game rewards. The game "Crazy Knight" is an RPG game with the core of opening boxes, and there are also casual games such as sports, fishing and gems, so that players can get more fun and challenges in the game.