Sky Fortress

Objective:

Swarms of rogues and spirits are threatening the border aerial fortress. Build a defensive system to stop the invasion!

Controls:

The Game is completely playable by mouse.

How to Play:
Choose the type of a tower on the constructiona panel, move the cursor to the vacant sky place and build a tower by clicking a mouse button.
At the bottom of the screen there is a detailed info on the next enemy attack. To proceed to the attack press START ATTACK (or the space bar on keyboard).
The tower will attack the enemies located within its shooting range.
There are flying and ground enemies and both can be mechanical or spiritual.Most towers can attack the enemies of one type. Cannon for example can attack only ground mechanical units. Aerial stone can attack only flying spirits

Be Careful!!

You can sell an unnecessary tower by using the sell button.

Good Luck!