| 1 | Amph as starter fac is solid. Ducks are good, and scallops are spammable all the way into late-game under most conditions. | 1 | Amph as starter fac is solid. Ducks are good, and scallops are spammable all the way into late-game under most conditions. | 
                
                    | 2 | \n | 2 | \n | 
                
                    | 3 | Urchins are very good. | 3 | Urchins are very good. | 
                
                    | 4 | \n | 4 | \n | 
                
                    | 5 | Tidal generator economies are good. | 5 | Tidal generator economies are good. | 
                
                    | 6 | \n | 6 | \n | 
                
                    | 7 | Fac 
            switching 
            to 
            sea 
            and 
            spamming 
            crusaders 
            if 
            they 
            porc 
            with 
            urchins 
            is 
            good. | 7 | Fac 
            switching 
            to 
            ships 
            and 
            spamming 
            crusaders 
            if 
            they 
            porc 
            with 
            urchins 
            is 
            good. | 
                
                    | 8 | \n | 8 | \n | 
                
                    | 9 | If you can protect them, reef offer impressive versatility in the very late game, but require strong urchin/scallop support to stop them getting killed by submerged units, and decent anti-air as they are a little frail for cost. | 9 | If you can protect them, reef offer impressive versatility in the very late game, but require strong urchin/scallop support to stop them getting killed by submerged units, and decent anti-air as they are a little frail for cost. | 
                
                    | 10 | \n | 10 | \n | 
                
                    | 11 | Vultures are good for providing sonar. | 11 | Vultures are good for providing sonar. | 
                
                    | 12 | \n | 12 | \n | 
                
                    | 13 | Ravens/gunships are good for controlling your opponent's rate of expansion on big maps. | 13 | Ravens/gunships are good for controlling your opponent's rate of expansion on big maps. | 
                
                    | 14 | \n | 14 | \n | 
                
                    | 15 | Claymores are beast but require micro and know how. | 15 | Claymores are beast but require micro and know how. | 
                
                    | 16 | \n | 16 | \n | 
                
                    | 17 | Serpants can win porc wars from behind urchins. | 17 | Serpants can win porc wars from behind urchins. | 
                
                    | 18 | \n | 18 | \n | 
                
                    | 19 | Wyverns are good at slamming lynchpin ships. | 19 | Wyverns are good at slamming lynchpin ships. |