Those icons are Cyclops and Magneto, once again played by James Marten and Ian McKellen, and you can check it out in the photos here (via @TeeCeeComics). McKellen is wearing part of his Magneto ...

Still, his inclusion in the film is a welcome one. McKellen’s Magneto still ranks as one of the most beloved portrayal of a villain in comic book adaptations, as he proved to be the perfect fit ...

The first shows what appears to be a conversation between James Marsden and Benedict Wong between takes, while the second features Marsden as Cyclops alongside Sir Ian McKellen's Magneto.