...
rein
Alias for /citadel.
/citadel info: Toggle displaying information about reinforcements when you click a block
/citadel bypass: Toggle instantly breaking friendly reinforcements instantly when you break their block
/citadel activegroup: Set the group reinforcements are created under when you click blocks with reinforcement materials
/citadel fortify: Set the material reinforcements are created under when you place blocks
/citadel off: Disable fortify and sets your active group back to its default
/citadel types: List out all the reinforcement types that are available