Popsugar Entertainment Halloween Costumes 2018 Superhero Costume Ideas 2018 Get Ready to Save the Day With One of These 50 Superhero Halloween Costume Ideas 24 October 2018 by Mekishana Pierre View On One Page Photo 19 of 50 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 19 Iron Man From Avengers: Infinity War What to wear: Red leggings, chest plate, and shields for your extremities painted gold and crimson. Don't forget a helmet; it's dangerous out there. If you don't have the time for DIY on this one, you can always buy the costume. Previous Next Start Slideshow Halloween Costumes 2018DCJustice LeaguePop Culture Halloween CostumesMarvelBlack PantherMoviesThe AvengersTV