UFOs

UFOs are similar to Scouge except it can move. It only changes directions at Walls and Empty Tiles. UFOs can be given directions to turn when it collides with something. If a Stinker is on any tile North, South, East or West of it, it will shoot Fireballs at that Stinker. 4 UFOs each are generated by Motherships if all of the UFOs present in the level get destroyed.

Appearance

UFOs are blue with several yellow lights on its edges. It makes a motor-like sound about every 1.5 seconds.