We have since removed the /hat command from the permissions to prevent players from accidentally locking themselves out of the server or tricking others into doing it.
It is now a fun toy for the admins for taking out trash players. We call it giving them a boot to the head.
So next time you see something like this:
Do this:
The bottom left corner is their helmet armor slot. It will cause their Minecraft to crash completely. Now just imagine them raging as they try to log in again and again crashing each time, not knowing what just happened to them.
https://discord.gg/BDZcvd9t72