Darkrai event for May/June 2012
Pokemon Events — 15 May, 2012
A new event is underway through Nintendo WFC, offering the legendary Pokemon Darkrai. Darkrai was previously only available for a short time after the release of Pokemon Platinum.
Darkrai is a rare event Pokemon
This Darkrai has the ability Bad Dreams and the moves Dark Void, Ominous Wind, Faint Attack and Nightmare. It also holds the Enigma Berry, which restores 1/4 of the holder's HP when that Pokemon is hit by a super-effective move. It is available until June 10th.
To receive it, you do the usual and go to the Mystery Gift section in the main menu for Pokemon Black/White.