by Ender Wiggin
When I got my set with warped tiles, I called their customer service phone umber, received immediate help, and got replacement tiles within the week. I was VERY impressed - some of the best customer support I've ever had.Taken from http://company.wizards.com/contactus#company
Phone Support
Seven Days a Week (Mon - Sun)
9am - 6pm (Pacific Time)
US/Canada: (800) 324-6496
Other countries: (425) 204-8069