1. If players want to change the name of their pet, they first need to purchase a name change card in the game mall.
2. Players need to use three pet name-changing cards each time they change the name of their pet. Pet name-changing cards cannot be traded after being purchased.
3. Pet name change card: After use, you can change the pet's name once. If no name is entered, the system defaults the pet's name to the initial name.