 =Blast Furnace @ @ Increases the attack strength of your army. 0Bow Saw @ @ Allows villagers to carry more wood. <Chain Armor @ @ Increases the armor of your military units.  7Double Bit Axe @ @ Allows villagers to carry more wood. 7Forging @ @ Increases the attack strength of your army. 4Gold Mining @ @ Allows villagers to carry more gold. 6Horse Collar @ @ Speeds up the creation of all units.  =Iron Casting @ @ Increases the attack strength of your army.  ;Scale Armor @ @ Increases the armor of your military units. 6Stone Mining @ @ Allows villagers to carry more stone. 3Architecture @ @ Makes all your buildings stronger. ABodkin Arrow @ @ Increases the attack strength of your buildings. <Bracers @ @ Increases the attack strength of your buildings. EUpgrade your Outposts to Watch Towers to attack enemies further away. .Masonry @ @ Makes all your buildings stronger. ;Plate Armor @ @ Increases the armor of your military units.   IUpgrade your Watch Towers to Guard Towers to attack enemies further away. <Stone Shaft Mining @ @ Allows villagers to carry more stone. :Gold Shaft Mining @ @ Allows villagers to carry more gold. BUpgrade your Guard Towers to Keeps to attack enemies further away. PAdvance to Feudal Age @ @ Advance your civilization from Dark Age to Feudal Age. RAdvance to Castle Age @ @ Advance your civilization from Feudal Age to Castle Age. VAdvance to Imperial Age @ @ Advance your civilization from Castle Age to Imperial Age.