Allows you to toggle if nether and end portals can be activated and used.
Great for multiplayer servers where you want to wait before allowing players into other dimensions
When activated it will prevent players from lighting nether portals and putting eyes into end portals, and it will break any existing portal when players try to use it.
There is a configurable message that will be shown on failure
You can open a clickabe configuration screen in chat by running:
Showcase with a flint and steel
Showcase with a fire charge
Showcase with a lit portal
Showcase with eyes of ender
Showcase with an activated end portal