HOW TO PLAY: 1. press the play button 2. configure difficulty and map 3. move the mouse cursor to the right of the screen for the tower menu to appear (press T to toggle the lock) 4. once the menu is opened, click the top right icon to deploy turret and click again to place 5. hover over the other icons for the description of what the icon does -you can only upgrade at the end of each round (for lag reasons)
This is an amazing game!!!