The last chance to download the two legendary dragons, Reshriam and Zekrom, from Pokémon Black and White, is April 8th 2012. Reshriam and Zekrom are available to download on Pokémon Black and White only. Whichever Pokémon was not available to catch originally in your game can be downloaded now; Reshriam in White and Zekrom in Black.
These two legendary Pokémon are available through the Nintendo Wi-Fi connection service. To Obtain Reshriam or Zekrom, you you must have a Wireless
broadband internet connection, any form of a Nintendo DS system, either Pokémon Black or Pokémon White, and no more than 11 wonder cards in your
possession. Simply start up the game and press mystery gift. From there press “receive gift” then “Get Via Nintendo WFC”. Your Pokémon should then download and you will be able to pick it up in the Pokémon Center from the guy standing by the door.
Both Pokémon are on level 100 and holding a Dragon Gem. Reshriam’s moves are Blue Flare, Fusion Flare, Mist, and Draco Meteor. Zekrom’s moves are Bolt Strike, Fusion Bolt, Haze, and Outrage. Both of them would be a great addition to one’s