Miguel Lagoa/Shutterstock It may seem strange to compare the MCU, specifically "Iron Man", to  the "Friday the 13th" franchise , but the MCU was actually influenced by the iconic slasher franchise. Marvel only introduced horror elements to the MCU much later with properties like "WandaVision" and "Werewolf by Night," but Marvel President Kevin Feige saw something in the "Friday the 13th" franchise that he wanted to replicate for "Iron Man 3," and, by extension, the entire MCU.  So what did Feige see? "Friday the 13th" was able to reinvent the franchise mid-story, keeping the audience entertained with unexpected character developments. In a 2018 interview with Rotten Tomatoes , Feige explained how his approach to making the third parts of superhero trilogies, like "Iron Man 3," was influenced by "Friday the 13th." "It could be very easy by part three to fall into a trap of being too familiar or too similar or just more of the same.…