Take a nostalgic trip through Hollywood history as we reveal 16 superheroes who looked totally different when they first stepped onto the big screen. We contrast the iconic, high-budget suits and physical transformations of today with the surprising, often humble beginnings of the world's most famous actors. From vintage spandex and practical effects to the massive star power of the modern era, discover the incredible evolution of these legendary characters. Tune in to see which of your favorite heroes underwent the most shocking transformation from their debut to their prime.

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