All purchases add more.
You have been charged with the protection of Sarnath. Build defensive structures to protect the ancient megaliths, they are our greatest source of power. Use any means necessary to make certain the enemy spirits do not get through.
Look Around (Right Mouse Button)
Pan Around (Left Mouse Button, WASD, arrows)
Place Towers and Use Abilities (1-10)
Select Towers (Click on the Cell a Tower is in)
Toggle Tower Mode (Double Click on the Cell a Tower is in)
Upgrade Towers (U)
Zoom (Mouse Wheel or Z and X)
Note: Mouse Wheel may not work with all mice and/or browsers