Prime Gaming (opens in new tab) is an often-overlooked Amazon Prime membership benefit that offers up a selection of free gaming goodies every single month. And right now the service is giving subscribers the chance to enjoy one of the best first-person shooter games ever made without spending a single extra penny. Until May 3, Amazon Prime subscribers can claim a free copy of Wolfenstein: The New Order (opens in new tab) on PC (via GOG.com (opens in new tab)). And as if that wasn’t enough, you can also grab a selection of smaller indie games including Metal Slug, SNK...