For example, a Mad Men, the joker costume Supremes or other Americana type of plus size cosplay? Planning a plus size cosplay look and need vintage-inspired plus size clothing? Unique Vintage, as they have vintage-inspired clothes that fit plus size bodies well – and have stretch! The brand goes up to a 4X, and has a variety of plus size cosplay options! A costume technician is a term used for a person that constructs and/or alters the costumes.