The Leader (Samuel Sterns) is an antagonist and anti-villain in the Marvel Animate Universe. He appears in The Avengers: Earth's Mightiest Heroes, Hulk and the Agents of S.M.A.S.H., Avengers Assemble, Spider-Man and Marvel's M.O.D.O.K...
Other Characters: Nick Fury • Maria Hill • Jane Foster • J.A.R.V.I.S. • Harry Osborn • Odin Borson • Ben Parker • May Parker • Betty Brant • Liz Allan • J. Jonah Jameson