Start/End Dates	2011-12-22 through 2012-02-29
Country	South Korea

Details

In addition to the Victini that was distributed, Reshiram and Zekrom were also be distributed from December 22, 2011 until February 29th, 2012 to promote Victini and the Light Hero - Reshiram / Victini and the Dark Hero - Zekrom (비크티니와 흑의 영웅 제크로무 / 비크티니와 백의 영웅 레시라무) movies. Players required the Korean version of Pokémon Black and White to download them and they were transferred by local DS wireless at participating CGV theaters.


Source: http://movie.pokemonkorea.co.kr/movie14/gift/zekreshi_Event.asp

Pokémon Smash 64 - Korean Movie 14 Premiere and Event Pokémon Distribution

On Pokémon Smash 64, Misaki went to Korea to report on the theatrical release of the 14th Movies Victini and the Light Hero - Reshiram / Victini and the Dark Hero - Zekrom (비크티니와 흑의 영웅 제크로무 / 비크티니와 백의 영웅 레시라무). Misaki walked around the theater premiere and showed off people getting the Victini download event as well as Han Jiu's Zekrom and Han Jiu's Reshiram.