From the Hasbro Pulse website:
If you need to update your shipping address for all pending preorders:
- Log into your account and click the Update Shipping Address link on the left navigation under My Account.
- Input the new shipping address and click Submit.
If you would like to make an address change on a single order:
- Log into your account and locate the preorder in question from the My Account section.
- After opening the preorder, click the link that reads Change Delivery Address, located below the order details.
- Input the new shipping address and click Submit. If the new shipping address should be used on all outstanding preorders, check the box that reads Update shipping address for all pending orders before submitting.
Note: Addresses can only be updated on orders marked in Unfulfilled status. Shipping address changes across countries are not available.
If you need additional assistance, please contact the Hasbro Pulse team at this link