If you are trying to back up your cartridge save for Gen 1-2 there are a few things you will need. The main device I will be using in this tutorial is the Retron 5. There are other cheaper methods, but plenty of people have the Retron 5, and it is the most reliable method for me. (As a side note this will also allow you to replace your save battery in your GB cartridge without losing your save, if it hasn't already died somehow.) 1. Make sure you update your Retron to the latest update (ear