ok i have been out of the pokemon TCG scene for a whil and i have been wanting to get back in i want to ask does it mattter what cards you can have in a deck like are you allowed to have cards from the old sereis insted of the the new ones cause i want to play my ols school stall deck and i have been reading around that you need to have only card from the new series in decks in tournements ????? im also wanting to know what are the cards that are banned this would help me alot thanks....oh and also can you only have 2 zapdos in a a deck casue ther considerd legendary???????????? some of these rules confuse me so can someone help me out????????????? thanks