Video trailer
Synopsis
The one who protects the world by becoming one with the spirits, ‘Mask Masters’ exists. world. Against the forces of darkness, the new power of the Mask Masters, ‘Synostone’ together. Unimaginable transformation robot.
Original title 시노스톤
First air date Apr. 26, 2017
Last air date Apr. 22, 2020
Seasons 2
Episodes 52
Average Duration 11 minutes
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