Casio "Space Invaders" SL-880 Replica MG-880 vintage calculator)New: in sealed manufacturer's pack. The original "Space Invaders" calculator game from the 1980's is the MG-880. Casio realised your need and have recently produced a faithful replica in the form of the SL-880. Watch this video to see me demonstrating it. Shipped from New Zealand next business day GST receipt provided Shipped from New Zealand next business day - New - 12 month Warranty. Extend warranty by 12 month's using drop-down box above. If you lived the '80's, nothing more needs to be said If you missed out on the '80's, read about this classic calculator music mode, plays "When the saints go marching in" and also allows you to press keys to play your own tune