Pokemon Advanced Adventure is a hack of Pokemon Leaf Green for the Game Boy Advance.In this game you are the son of the poorest family in your town so you don’t have any friends. Other kids in the town try to be good Pokemon Trainers and they receive Pokemon from their parents to fulfill their dreams step by step. You also have a dream to be a true Pokemon Trainer, a dream of your life but you don’t have any Pokemon.
One day, the famous Professor who lives near your house wants to meet you. He knows your dream and thinks you are a talent boy so he gives 3 Pokemon for you to choose one. Also, he needs you to help him follow his grandson after his grandson leaved the town to make an adventure around your region. Along your way, you will be the rival of his grandson and must beat 8 GYM Leaders. More informations will be revealing if you play it.