The space colony is under attack, protect it from aliens. Combine turrets to level them up. Repel the attack, improve the base and go back into battle. - various types of turrets - interesting locations - endless hordes of enemies
- click on the field to place the turret - nearby turrets of the same level are automatically combined into a turret of a higher level - combining turrets is not always good, the more turrets on the field, the more damage - if you win a round with a turret of a certain level, you can increase the base level of the turret under construction, see the tips in the upgrade menu - take into account the route of the enemies when placing turrets - get energy for battles and improve the characteristics of the base