How do I win a Box Bonanza game? You can win these by taking part in our promotions. Our Loyalty Team can also credit these to you at random too. Related articles How do I play the Box Bonanza Game? How can I check to see if my Box Bonanza prize it's been added on to my account? I’ve won a physical prize; when will I receive it? Why have I not received a Birthday Reward? I've blocked my card, but I can still see it on my account. Why?