How did the Virgo wizard get the certificate when he transferred the ownership?

Open the box at the mall. In the game "Food vs Mouse", according to the game settings, the vouchers of Virgo wizards are out of print, and they were obtained by opening boxes in the mall. Food vs. Mice is a strategic casual game. Greedy mice come to plunder food in droves, and the only defense way is to cultivate food to fight back. The game integrates real-time strategy, tower defense and card collection, and is full of fun. It can quickly mobilize lovely food and resist the attack of rats.