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Iron walls are a type of decorative block made from 2 units of iron bars. This block serves many different
Iron Wall

A display of the Iron Wall.

purposes, from decoration to defense against both ground mobs and dragons. Iron Walls are made out of 2 pieces of iron bar, and they serve as better protection than copper regardless of the situation.

Note: Iron is the fourth strongest material and is often found below various mountains or in Caves. It also takes the exact design of the "Metal Plates" block in CastleMiner.