There is no blueprint for what Marvel Studios accomplished with the Marvel Cinematic Universe, especially from Iron Man to Avengers: Endgame. Studio head Kevin Feige is often celebrated as the guiding hand for the decade-long Infinity Saga and for his belief these films would "work." However, as unique as it may be, the superstar producer for Marvel found inspiration in other sagas. In fact, Feige had a secret ingredient for MCU movies that he took from Star Trek V: The Final Frontier, often considered the "worst" movie. It shows both that he takes this all seriously beyond the box office bottom line and wants to create something that lasts.
Source：https://www.cbr.com/kevin-feige-secret-ingredient-mcu-worst-star-trek-movie/
