Spiked Barricade II is built in the Barracks for 8 Iron Nails, 4 Iron Detail and 2 Reinforced Beam. +4 defense power; placed at a command post before a battle. Unlocked by Robust Barricades.
It adds 4 defense power. It is built at the Barracks and placed at a command post before a battle. Robust Barricades also unlocks Barricade II and Fortified Barricade II.