Hulkbuster jackhammer arm version artist mix figure the avengers age of ultron artist mix collection has been very popular among fans of different ages sideshow collectibles and hot toys are delighted to continue this line up with a specially designed hulkbuster jackhammer arm version artist mix figure designed by touma the artist mix figure stands approximately 14cm 5 5inches tall and specially features hulkbusters jackhammer left arm as seen in the battle with hulk in avengers age