- Tested Minecraft Versions:
This is a PlotSquared plugin that makes a plot invisible to non members if a flag is set, or if the player is denied.
/plot flag set hide true
/plot deny <player>
Global flags: https://github.com/IntellectualSites/PlotSquared/wiki/Usage:-Plot-flags#default-flags
Admin perm: plots.plothider.bypass
Note: If a player can already see a plot, denying them will only hide the contents after they leave the area.
In case you don't know what a hole looks like: