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"The Ninja Supremacy" is the thirty-sixth episode of the first season of Randy Cunningham: 9th Grade Ninja and the second part of a double-length special episode following "The Ninja Identity". It premiered on October 12, 2013.
When Randy inadvertently mind-wipes himself and develops amnesia, Howard must fill in as the Ninja until Randy can get his memory back.
|This page uses Creative Commons Licensed content from the Randy Cunningham: 9th Grade Ninja Wiki. The list of authors can be seen in the page revision history (view authors). As with Disney Wiki, the text of the Randy Cunningham: 9th Grade Ninja Wiki is available under the CC-by-SA Free Documentation License.|