The stronghold of an ancient civilization has been invaded by hordes of alien raiders. Use powerful technologies of the Ancient and repel the attack of the enemy's armies! Features Classic Tower Defense (TD) for those who are fond of good old games; Building towers in any free area on the field; 40 unique levels; Plenty of diverse enemies with their own features; The game offers upgrading towers, as well as everything else. New improvements allow selecting exceptional strategies for each level. Even the base can be upgraded! Improvements can be reset and distributed at will, it is free and you get all your emeralds back; The storyline is based on recollections of the veterans of intergalactic wars;