Master Code for Ruby: BA A82A Master Code for Sapphire: DA A82A The [M] code below is for. Playing with Ruby code in interactive sessions like this is a terrific way to learn the language. Open up IRB (which stands for Interactive Ruby). If you're using. These are % WORKING Pokemon Ruby *Gameshark Codes *. It's % Working for my VisualBoy Advance Emulator Hope it works for you.