The five members of the cast now sport a simple Avengers symbol intertwined with the number six - but they're not the only ones. After getting inked, the actors turned the needle back on Lord, and each contributed to their own version of his tattoo, which Downey Jr. described as a "total massacre." Keep scrolling to see the process in action, and check out how Lord's expertise compares to the cast's . . . work of art?