Go to your main menu on your pokemon game (before you click continue game). Press the button that says 'mystery gift'. make sure you have wifi. If there is a wifi event, it will appear. If your at a shop like gamestop, you can get your gifts wireless (for special pokemon). On october 27th, Keldeo will be available in mystery gift if you go to a gamestop shop. On october 30th, you can get one through wifi (meaning you can get a pokemon in your house.) The pokemon is either rayquaza or mew.