1. Rain falls: It implies a tragic atmosphere, giving people a deep and sad feeling, echoing the exciting battle scenes in the game.
2. Indifference: expressing a calm and calm attitude gives people a cold and fearless feeling, which is consistent with the characteristics of calm thinking and decisive action in the game.
3. Messiness: It implies the chaos and nervousness of fighting in the game, giving people a feeling of nervousness and excitement, which echoes the fighting scenes in the game.