This papercraft is a Iron Man Mark VI (Mark 6) Bust, created by Rafa Cunha. The Mark VI (Mark 6), is an All-Purpose Suit, and was the sixth suit built and created by Tony Stark, after he found the solution to the Palladiumcore's poisoning, which was the newly improved Arc Reactor, in the movie Iron Man 2.
You can download this paper model template here: Iron Man Mark VI (Mark 6) Bust Free Papercraft Download