There are also people you can hire on consignment to custom-made costumes for you. “Making complicated costumes is very time-­consuming. View details and more deals at affordable prices in Men’s Costumes. I sometimes even buy costumes off eBay from tailors. For me, spiderman black suit the fun is in showing up at a con and people treating you like a ­celebrity. My Harry Potter collection started with gifts given to me,’ she said.