Up to this point, this is cool. When they start beating people up, it will be less cool - that's more like a gang war at that point.
This is old news, but then again I live in the seattle area. So the main guy that started all this, phoenix jones just got his face busted a little while back:
"Phoenix Jones Suffers Broken Nose in Street Fight
Phoenix Jones, member of the Rain City Superheroes, suffered a broken nose after trying to break up an argument. It could have been worse: one of the assailants pointed a gun in Phoenix Jones' face as the argument escalated.
After one of the men hit Jones in the face, both men fled the scene.
* Phoenix Jones: Seattle Superhero Stops Car Robbery "
Seattle Times.
The strange thing is he's actually getting more local MMA fighters joining up with him. Just waiting for one of em to get shot at this point. If you're in the area and you want to see em in person just head down to the Hurricane and have a few beers, they pass by it on their patrol routes.