Image provided by: UnknownStoryline: An exotic alien species is invading our galaxy! The cubic zirconia, based on elemental zirconium instead of carbon, have tried to block your approach to their boxy mothership with their geometrically perfect space mines. You, as the intrepid space captain Joe Diamond, must think outside the box as you battle your way through their blocky blockade. [Description taken from the MG 2005 page].