Epsilon is a female robot who loves nature and one of the main characters in Astro Boy. She is an enviormentalist robot who was built by Dr. Tenma to be a friend to Astro Boy. Along with her friends, she helps out Astro on his adventures as they continue to help Metro City.
Epsilon is kind, smart, and very beautiful.
- Epsilon will Arik in Aarik Meets Astro Boy. In the end Astro, and his friends will join the team.