[after end credits]Tony Stark: [arriving home] Evening, JARVIS!Jarvis: [voice distorted] Welcome home, sir...[Stark stops as he sees a figure in his living room]Nick Fury: I am Iron Man. You think youre the only superhero in the world? Mr. Stark, youve become part of a bigger universe. You just dont know it yet.Tony Stark: Who the hell are you?Nick Fury: Nick Fury. Director of SHIELD.Tony Stark: Ah.Nick Fury: Im here to talk to you about the Avenger Initiative.