ABC aired a celebratory one-hour special called Marvel Studios: Assembling A Universe , and with that came some glimpses of its upcoming Phase Two projects. Published simultaneously on Marvel's website are these pieces of concept art and snaps of test footage, showcasing Avengers: Age Of Ultron, Ant-Man and Guardians Of The Galaxy . Possible spoilers follow, so don't look if you don't wanna know. First up is Joss Whedon's Avengers: Age Of Ultron , giving us first impressions of Elizabeth Olsen as the Scarlet Witch, Aaron Taylor-Johnson as Quicksilver, and a shot of Hulk and Black Widow by a collapsing building that looks not unlike something from the climax of Avengers Assembled. There's also an image doing the rounds of Iron Man putting his Hulkbuster armour to its intended use. That one isn't part of the official Marvel-released set, but hey, we'll throw it in anyway. Then we've got Edgar Wright's Ant-Man . These four