The Avengers Earth's Mightiest Heroes Season 2 Eposide 04: Welcome to the Kree Empire br A Kree ship led by Ronan the Accuser arrives and attacks a S.W.O.R.D. ship. While Abigail Brand fights the Kree soldiers in space, the Avengers are assisted by Ms. Marvel in fighting Ronan and an army of Kree soldiers on Earth. br Introducing characters: Ms.