Grokked from my friend Ian:
It's certainly not a bird, or a speeding bullet, or a plane. It looks more like a guy in a silly lycra outfit. Wearing masks and the full superhero get-up, a band of "real life superheroes" are patrolling the world's cities trying to clean up the streets.
Some superheroes also formed together under different banners to tackle crimes in unison, such as the Allegiance of Heroes.
One such group, titled the Justice Society Of Justice, claims to offer "twice the JUSTICE as the leading competitors!".
If you want to find out more about these real life legends in lycra, you can
read it here