While the actor's role in the sequels were in doubt as Marvel were reportedly unwilling to agree to his pay demands, Robert and the studio have come to an agreement which will see him reprise the role of Tony Stark/Iron Man in 'Marvel’s The Avengers 2' and 'Marvel’s The Avengers 3', according to Marvel.com.
A statement on the website said: “'I am Iron Man.'
“Tony Stark’s famous closing line to the very first 'Iron Man' film takes on new life today as Marvel is pleased to announce the signing of Robert Downey, Jr. to reprise the role of the 'billionaire, genius, playboy, philanthropist'.
“Under the two-picture agreement, Downey will star as Tony Stark/Iron Man in 'Marvel’s The Avengers 2' and 'Marvel’s The Avengers 3' Downey is represented at CAA by Bryan Lourd, Jim Toth and Matt Leaf and by his attorneys Tom Hansen and Stewart Brookman of the firm Hansen Jacobson.”
The sequel will start production on March 2014 and is being written and directed Joss Whedon.