I wanted to add something extra for our summer events with teens, just to give them more fun and action. Then I thought about laser tag and found
https://lasertag.net/outdoor-laser-tag/shock-band . This page talks about shock bands that vibrate on hits to add adrenaline. They also explain how to connect it to their software and equipment. It’s cool that they offer something physical to make hits more real. It was that missing element we needed.