Your objective in this interesting tower defence game is to stop the blobs from reaching the red arrow at the end of the maze. To do so you will need to build towers. Use YOUR MOUSE and click the + and - buttons to combine colors and then click Build button and place the tower over a black squares on the map. Your towers can only target blobs of a similar color. Furthermore a tower will deal more damage if its color is closer to the color of targeted blob. You can upgrade your towers Damage, Speed and Range and you can also add three special abilities to each tower - Slow, Rotate or Multifire. To start the first wave, click the NEXT LEVEL button or press SPACEBAR. Check in game Instructions for more info and some tips. Good luck!