Gemma is the twin sister of Gem. She and her brother were out of the wasteland prior to meeting Doctor K. After reuniting with Doctor K, she and her brother joined the RPM rangers. She and her brother are nicknamed "The Boom Twins". She is also shown to be good friends with Summer. Flynn begins to harbor romantic feelings for Gemma. After the final battle with Venjix, Gemma continued to stay with the RPM rangers as she and Flynn presumably began dating.
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