Resources on the Earth are taken all so the humans are going into space. But gathering resources there is nothing g easy thanks many enemies.
The authors of this Tower Defense styled game give some work into it and the content is very rich. The campaign takes you into 5 different areas with great story. Use 9 towers against hordes of enemies. The mining resources are very original with rule the longer you stay in game the more difficult the situation is. 4 original game modes is this game very deep enjoy it playing on Android.