The Challenge from the Anti-Space (反宇宙からの挑戦 Han Uchū kara no Chōsen) is the 14th episode of Ultraman Gaia.
- Antimatter (First and only appearance)
- Ultraman Gaia Volume 4 features episodes 13-16.
- Antimatter 's appearance is based on the kaiju Pestar.
- This episode was later featured in Ultraman Retsuden episode 45, "Challenge from Anti-Space! Gaia vs. Agul!?."
Community content is available under CC-BY-SA unless otherwise noted.