Nintendo has shaken up how it treats your digital game purchases. It's now calling those virtual game cards, and it hopes to ...

The solution is designed to support and maintain existing card volume by automating the virtual card transaction process.

The card's rewards structure isn't the easiest to remember. But its useful bonus categories, flexible rewards and outstanding welcome offer make it a top contender among cash-back cards.

Earning 5% back at both Amazon (which basically sells everything) and Whole Foods is unbeatable, but you can't get this card without an Amazon Prime membership. Many or all of the products on this ...