In 229 BBY, he killed a group of Nihil who were transporting a new Nihil model of , which caught the attention of Alys Ongwa. Later, Ongwa and Svi'no Atchapat visited the business and commented on his injuries. Later that evening, Ruu found the that was producing the scav droids and attacked it, followed by Ongwa and Atchapat, who convinced him to work with them to the factory. Ruu discussed his doubts of the Jedi Order with the women, who reassured him that he could still fight for Corellia without being a Jedi. They invited Ruu to join their crew, and he accepted. Ruu wielded a blue lightsaber.
Author Alyssa Wong's commission of Ruu's design, with artwork done by Cherriielle
Ruu appeared in the young-adult short story "Rogue Element" by Alyssa Wong. The story was released in the Barnes & Noble exclusive edition of the 2023 anthology novel The High Republic: Tales of Light and Life as part of the Star Wars: The High Republic multimedia initiative. Wong acknowledged the character being trans, and expressed their desire to see more transmasc characters in Star Wars.
The character was first pictured on the cover of The High Republic Adventures: Crash Landing, a one-shot comic written by Daniel José Older and featuring a cover and illustrations by Rachele Aragno. The issue is scheduled for release by Dark Horse Comics on March 20, 2024. Wong confirmed that the cover included a depiction of Ruu on Twitter. Wong also expressed their excitement for the installment's release, having had the opportunity to read its script. On December 13, 2023, Wong unveiled artwork commissioned of Ruu's design drawn by the artist Cherriielle, a variant comic cover artist for the third issue of the 2023 comic series Star Wars: The High Republic Adventures. The author indicated their fondness for the character, including his turn from Jedi to vigilante. The commission features Ruu in dark clothing holding a lightsaber.
- Star Wars: The High Republic Character Encyclopedia
- "Launchpad" — Star Wars Insider 224