The Miraculous Valley's Princess

is the sixteenth episode of Kamen Rider Black RX. It introduces Kasumi no Joe following his appearance in the previous episode. It's the third part of a four-episode story arc. It also features the debut of Roboizer, the first of two alternate forms for Acrobatter accompanying those of RX. In this case, it corresponds to the Roborider transformation which debuted in the previous episode.
==Synopsis==
While still pursuing Hitomi, Kohtaro encounters a strange cyborg who wishes to work on his side, but is under the control of a harsh, mind-controlling warrior of the Crisis Empire.
==Plot==
to be added
==Cast==
to be added
==Form Changes==
*Black RX - Roborider
*Acrobatter - Roboizer
==Notes==
*This episode aired alongside episode 4, .
*This is the only time Acrobatter becomes Roboizer.
==Digital Releases==
*Kamen Rider Black RX DVD Volume 2 features episodes 12-23 & Run All Over The World.http://www.toei-video.co.jp/DVD/riderguide.html#l10-11
*Kamen Rider Black RX Blu-ray Volume 2 features episodes 16-31.http://www.toei-video.co.jp/BD/black-rx.html
Black RX DVD Vol 2.jpg|Kamen Rider Black RX DVD Volume 2
Black_RX_Volume_2.jpg|Kamen Rider Black RX Blu-ray Volume 2
==References==
==See Also==
 (Nexticker fight footage)
 (Triplon fight footage)