Marvel has become synonymous with secrecy. Any leak from an MCU set could potentially ruin an enormous surprise for fans, so the studio has taken every possible measure to avoid that throughout its near-20-year history.

Spider-Man: No Way Home (the nanotech Iron Spider costume, his red-and-black costume as well as a stylization of it where it’s turned inside out to feature a black aesthetic with exposed wiring, a gold-lined ‘Integrated’ nanotech costume, and a red-and-blue costume worn only in a final web-swinging sequence).