I read about this Wi-Fi event to get Darkrai on my friend's blog. I thought I could just share this with the rest of you Pokémon gamers! ^^
This special Dark Pokémon is available from May 9 till June 10 2012. The step by step instructions are very easy to follow. What are you waiting for? Come on and get your Darkrai!
An explanation about how to get Darkrai can be found here.