News is that Avengers: Earth’s Mightiest Heroes will end its run on Disney XD after two seasons, in favor of a new animated series starting in 2013.
Marvels latest press (print) release stated:
“The Avengers: Earth’s Mightiest Heroes” won’t be renewed for the 3rd Season. Marvel Animation will present their newly developed series “Marvel’s Avengers Assemble” in 2013.”
The news came with the following promotional image
The roster appears to include Captain America, Iron Man, Hulk, Thor, Hawkeye, Falcon and Black Widow. No Wasp, Ant-Man/Giant-Man or Black Panther?
It is believed that they want the new series to be closer in line with the Ultimate Spider-Man series.