Kira is not of Viridian origin but is a combat android that belongs to the Arelish mob in Aolta. Kira was found and repurposed by a Viridian. Viridians believe in harmony and survival as a group so Kira was repurposed to be a planetary defender. If Henshi was the last Viridian then who could have done this? Gearhead: the decisive battle will have the answers.
