Sen. Bernie Sanders Opens a New Window. and Rep. Alexandria Ocasio-Cortez Opens a New Window. are apparently teaming up to take down Amazon's Opens a New Window. newest credit card for Prime members. Amazon announced Monday Opens a New Window. it partnered with Synchrony Financial to create what it considers the "Amazon Credit Builder" Opens a New Window. for subscribers looking to build or rebuild their credit scores. Cardholders will get the same perks as the Amazon Store Card — such as 5 percent back for online purchases and no annual fee — but customers must be Prime members, paying...