

It happens, and they aren’t as impactful as they are represented in movies, TV, and comics.
I first learned about this phenomenon when Phoenix Jones was arrested for using pepper spray to break up a street fight. That’s when I learned that there are a handful of people all over the world that don a mask to confront crime. There’s a list on Wikipedia.
To keep with the analogy: the goal is to step on the brake … aka apply the checks and balances supposedly built into the system and stop letting Trump just do whatever he wants without consequences.