If you're going to go full cinematic universe you might as well go all out.
http://www.nintendoworldreport.com/news/41297/lego-marvels-avengers-adds-four-more-films
It won't just be the Avengers duology represented in LEGO Marvel's Avengers.
A panel for the title was held at New York Comic Con in which it was announced that the game would include story elements from six Marvel Studios films in the LEGO style. In addition to the Avengers films, the following movies will be represented:
LEGO Marvel's Avengers will release on 3DS and Wii U in late January.