Energy Island Corp. Achievements Here is the full list of all 4 Energy Island Corp. achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Campaign finishedFinish the campaign 40 houses in sandboxHave 40 houses on a sandbox map 10,000 kwh produced by a single buildingProduce at least 10,000 kwh with a single building. Finish City scenario without any fossil energyDon't produce electricity with fuel or coal in the City scenario