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 | Advanced Iron |
 | |
| Type: | Upgrade |
| Creation: | Upgraded by Campfire |
| Total Cost: |  200 150 |
| Production Time: | 200 |
| Increase Attack Strength: | +40 |
| Increase Armor: | +5 |
| Affects Units: | Axe Indian, Horseman, Axe Thrower |
| Needed to build 'Advanced Iron': | Campfire |
