avengers age of ultron is fictional and based on marvel comics
additionally the title avengers assemble was launched in march 2012 written by brian michael bendis with art by mark bagley and features the same avengers lineup as the film battling a new incarnation of the supervillain team zodiac
ultron appears in the avengers earths mightiest heroes with ultron5  ultron6 voiced by tom kane and ultron sentries voiced by wally wingert