Clash of Clans Air Defense Upgrade Chart LevelDP/SecDP/ShoHPGold CostBuild TimeExperience GainedTH Level Required 1808080022,0003h1034 211011085090,00012h2074 3140140900270,00016h2405 4160160950500,0001d2936 51901901,0001,000,0001d 12h3607 62302301,0501,350,0002d4158 ...