Last Defense (itch) (Pixelydian)

Earth, or what is left of it, is occupied territory. At least it was until the Mars diversion lured the enemys armada away. As Earths last defense you must rescue the engineers from their prisons and take them to the nearly complete shield generators. Every 10 seconds brings you closer to their return and every 10 seconds the enemy might send a scout or a fighter to check on their conquered world. Destroy them to buy more time. Complete your objective before the enemy armada returns to save the ...