“Avengers: Age of Ultron” saw its third full trailer released online on Thursday (March 5) as anticipation over the second installment of the hugely popular and lucrative superhero series builds to a crescendo ahead of the film’s launch at the end of April. In the trailer the villain of the movie, the artificial intelligence Ultron, is seen bringing his robot forces together to battle the team of Marvel’s biggest selling superheroes – themselves with their […]