The prototype Gundam appears in the OVA, Gundam 0083:Stardust Memory, is released by Bandai in Master Grade. Containing all the advantages as well as RX-78-2 Gundam: molds with almost all required colours and an easy snap kit. The model contains the 'Core Fighter' that can transform to power center and store inside the body of Zephyranthes.

          Even in the cartoon or reference books, they don't record how the Core Fighter transforms. Right now! This is the best way to let you know when you buy this model.