Not unless we have a backyard or big, enclosed room to do it in.
Also that's why one America brings the blaster, and the other one brings the Captain America Shield.
But yeah probably not a good idea unless many precautions are made.
Meanwhile the meet was good and epic, even among the other apparent meets that were at the mall. I was the heroic Portland Pirate using my knowledge of the concrete grid to help cosplayers find their groups, run with them at light speed to catch their MAXes, and ride with them most of the way home. Though of course, the Americas present were the real heroes. I hope my dice were a good, though late contribution to the gift exchange.