Superhero Flags of the World

From the boundless fountain of creativity that is the internet comes the above image, which reinterprets superhero costumes as they would look if they were various country flags.

There are a few obvious ones, but plenty that will give you pause. I got about two thirds of them, but the rest have stumped me.

This is actually available as a print if you want it, though I can’t manage to find an answer key anywhere. I’ll leave that to you guys I suppose.