real superhero

Noun

Meaning

A crimefighter who imitates common characteristics of superheroes of fiction, typically by at least wearing colorful spandex clothes and a mask.

Used other than figuratively or idiomatically: see real,‎ superhero.

Source: en.wiktionary.org

I'd made the vampire cry. Great. I felt like a real superhero. Harry Dresden, breaker of monsters' hearts. Jim Butcher