Pokemon Black/White players will soon get the opportunity to add one of the strongest Pokemon in the series to their collection. From February 12th, Mewtwo will be available for download during a limited-time distribution event. More details on this event will be available later, but a new trailer can be viewed behind the break. The trailer goes over Mewtwo's attacks, the most powerful of which being the Psychic Strike. Stay tuned to the official site for more details on capturing this legendary Pokemon. 

http://www.youtube.com/v/-_KvHg-H-WU?version=3&hl=en_US