1: 1. Iron Man (2008) It all began with Iron Man, a groundbreaking film that launched the epic Marvel Cinematic Universe (MCU). Robert Downey Jr.'s charismatic portrayal of Tony Stark set the bar high.

2: 2. Avengers: Endgame (2019) The epic conclusion to the Infinity Saga, Endgame united all Marvel heroes in an unforgettable battle. With emotional depth and thrilling action, it cemented itself as a fan-favorite.

3: 3. Black Panther (2018) Wakanda forever! Marvel's first Black-led superhero film amazed audiences with its cultural significance, breathtaking visuals, and a compelling story that resonated globally.

4: 4. Guardians of the Galaxy (2014) This space adventure introduced a new gang of misfits who stole our hearts. Fun, action-packed, and boasting a killer soundtrack, it became a surprise hit in the MCU.

5: 5. Captain America: The Winter Soldier (2014) Taking a more grounded approach, this political thriller captivated audiences with intense action, memorable characters, and a story that questioned loyalty and freedom.

6: 6. Avengers: Infinity War (2018) The Mad Titan, Thanos, finally made his move, leaving our beloved heroes shattered. This colossal crossover event set the stage for an epic showdown in the MCU.

7: 7. Thor: Ragnarok (2017) Director Taika Waititi injected a much-needed dose of humor into Thor's third solo outing. With vibrant visuals and a hilarious tone, it revitalized the God of Thunder's franchise.

8: 8. Spider-Man: Homecoming (2017) Tom Holland's perfect portrayal of Peter Parker brought a fresh, youthful energy to the iconic web-slinger. This coming-of-age story captured the essence of Spider-Man.

9: 9. The Incredible Hulk (2008) Though often overlooked, this film introduced the MCU's version of the Hulk. While it had its flaws, it played a crucial role in establishing the interconnected universe we love today.