Last year it was an additional 10% on certain resorts. I actually included the list of resorts this applied to in my first post in this thread. I'l paste here for ease though!
25% OFF PUBLIC - 35% OFF through Disney Visa
- Disney's Old Key West Resort
- Disney's Saratoga Springs Resort & Spa
- Disney's Animal Kingdom Lodge
- Disney's Grand Floridian Resort & Spa
- Disney's Yacht Club Resort
20% OFF PUBLIC - 30% OFF through Disney Visa
- Disney's Caribbean Beach Resort
- Disney's Coronado Springs Resort
15% OFF PUBLIC - 25% OFF through Disney Visa
- Disney’s All-Star Music Resort
- Disney’s All-Star Sports Resort
All other resorts did not have an additional offer with Disney Visa.