There is nothing retro about this mug! Watch the flying saucers change position and move with this Space Invaders Color Changing Game Screen Mug! This color changing mug changes from black to other colors when you pour hot water over the graphics on the mug. If you're looking for a cute mug to keep you entertained at work during down time you couldn't do better than this fun Space Invaders Color Changing Game Screen Mug!
