|LEGO → System → Space → M-Tron|
6862 Secret Space Voyager is a super set that contained only instructions that LEGO released when the line of M-Tron was near completion. The set was built by combining the bricks of the following three sets: Vector Detector, Celestial Forager, and Particle Ionizer. Other themes had super sets as well, such as the Blacktron Super Vehicle. It has 300 pieces.