A single white beam from the court obelisk is split, bounced and concentrated with prisms and mirrors you place; angles do the killing. Signature: a rainbow chain of four refracted beams paints the whole lane dead.
Black velvet floor, crystal prisms casting rainbow spectra, sharp geometric beam lines, baroque gold frames.
Click, Enter or Space to start. Place and upgrade towers with the mouse and number keys, or by tapping on touch, to stop each enemy wave before it reaches your goal. The HUD tracks lives, cash and wave.