Pokemon Thunder Yellow GBA ROM Hack Video Game Custom Gameboy AdvancePokemon Thunder Yellow is a Pokemon FireRed hack which will tell you a story between our legendary Red and Pikachu. As you may know, Pikachu is an Electric Pokemon which stays inside Professor Oaks laboratory. Red is a young boy who is chasing the Pokemon Master dream. One day, he meets Professor Oak in his lab and get the lovely, naughty Pikachu. He got shocked by its electricity for the first time. From that time, those two become the closes friend