The Ironclad Wall is a wall you can build (the Iron kit).
In-game description
Dressed stone bound in riveted iron. Very slow to break.SHOWN IN THE BUILD RING
Building it
It costs 2 
Stone, 1 
Iron Ingot, 2 Earth spirits. It needs 3 Jewels first. Take it down with DISMANTLE to get its cost back (see Building).
