This video is a clip from the movie "Avengers: Age of Ultron." It shows a group of superheroes standing in a room with arches. They are looking at something off-camera. Suddenly, a robot appears and attacks them. The robot is blue and silver and has glowing blue eyes. The superheroes, including Thor, Captain America, and Iron Man, try to fight the robot. Thor uses his hammer to hit the robot, but it doesn't seem to work. The robot keeps attacking, and the superheroes keep trying to fight it.