Mine Tower

The Mine Tower is a tower used later as you progress. It requires the Mortar Tower to be researced first, in researching this unlocks the Orbital Tower to research. it is unlocked in the second Imoon Nebula (Ymir) and Waldgeist.

Effectiveness
The effect it self-explanitary. It is quite good, but not essential. When upgraded, the range will be longer. Place these in strategic locations or the will be of no use. You can place them near where the Insectocytes come from, so it will decrease the numbers of swarmers of damage the tougher ones. O you could place it near your Mining Base, sothat even if Insectocytes make it that far, they may be destroyed by the mine. Ultimately, you can go through a level without using these.