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Cyber Troopers Virtual-On: Marz, known as Dennou Senki Virtual-On: Marz (電脳戦機バーチャロン マーズ) in Japan, is an entry in the Virtual-On series. It was released exclusively for the PlayStation 2.
Virtual-On: Marz is a derivative of 2001's Cyber Troopers Virtual-On: Force, sharing the same style of gameplay and much of the assets.
Virtuaroids
Like Virtual-On: Force, Virtual-On: Marz groups its playable Virtuaroids by series, with most being brought over from Force with minimal changes. A small handful of Virtuaroids, however, are unique to Marz, although these models derive from Force designs so are not strictly "new" (for example, the TEMJIN 747H II is unique to Marz, but the original TEMJIN 747H is playable in Force).
Overall the number of Virtuaroids in Virtual-On: Marz is significantly less than in Virtual-On Force. Most of the cuts involve alternate (or "redundant") variations, although the KAGEKIYO series is missing entirely (the latter reportedly due to disc space issues).