Now Playing: Helix Defense 2
Left Mouse Button: Click on the desired turret type in the bottom right corner and click again on the game area in the spot you would like to place the turret. Select turrets to upgrade them.
- Building mini-reactors early on can make it much easier later on!
- Laser turrets are better placed early to knock down enemy shields before other turrets hit them.
- Build toward the strengths of the level. Some levels work much much better with specific turret types.