How to synthesize the rare zodiac of the national war legend?

1. First, put enough soul stones in the synthesis treasure box, and the number of soul stones should meet the number of soul stones needed to synthesize the rare zodiac in the legend of the National War. 2. Then put the required female pets into the synthesis treasure chest. These female pets must have the attributes needed to synthesize the rare zodiac in the legend of the National War. 3. Put the above two materials into the synthesis treasure box, and then press the "Start Synthesis" button. The system will synthesize them according to the materials selected by the players, and after successful synthesis, you can get the rare Chinese zodiac.