Captain America's live action footage debut was complimented on Super Bowl Sunday by a new commercial featuring previously unseen footage from Thor, another Marvel Studios film based the classic Avengers superheroes. In the new Thor ad, we see more of Natalie Portman in her role as Jane Foster, who seems incredulous as to the mysterious Thor's origins as a god of the Norse pantheon. Directed by Kenneth Branagh and starring Chris Hemsworth in the title role, Thor opens May 6. Check out the new TV spot below.