Released in 2013 and directed by Shane Black, is the first film in Phase Two of the Marvel Cinematic Universe. It follows Tony Stark as he faces a formidable new enemy and grapples with personal vulnerabilities following the events of The Avengers .
The film is darker and more violent than previous entries, carrying an M rating (or PG-13) due to intense action and destruction. A Note on "Hdhub4u" The term "Hdhub4u" in your query refers to a piracy website Iron Man 3 Hdhub4u
That being said, here's some general information about Iron Man 3 and a few legitimate streaming options: Released in 2013 and directed by Shane Black,