How to use Amazon Luna to play Star Wars Galactic Racer

Playing Star Wars Galactic Racer via Amazon Luna is very simple, but requires you to already have a Prime membership. Complicating matters further is that this title is only available on Luna as a streaming game using its cloud gaming services, and those are only available in certain countries, mostly in North America and Europe. But, if you meet all the requirements, it's a good way to try out Galactic Racer, effectively for free as part of your existing Prime subscription. Here's how it all wo