It's unclear whether the Welsh actor was on his way to have further make-up effects applied (possibly adding some green to what Mail Online point out are scales on his neck) but along with the recent images of Ifans with Lizard make-up applied around his eyes, it would appear that his transformation into the classic villain will take place throughout the film.
With an all star cast that includes Andrew Garfield as Spider-Man, Emma Stone as Gwen Stacy, Denis Leary as Captain George Stacy, Rhys Ifans as Curt Connors, Martin Sheen as Uncle Ben and Sally Field as Aunt May,
The Amazing Spider-Man is set to be released in 3D on July 3, 2012!