Player need stars to unlock new levels.
If you just drive and not cut you earn 0-1 star and if you are good cutter you earn 2-3 stars. Lawnmower Game: Ufo Chase Steam CD Key Ufo has 3 weapons: Laser, Rockets and following laser barrier More grass you cut at every level, more stars you earn.You need to restart level! If UFO hits you? There are different themed levels, which include different.