The 4,600 Million Year-Old Ghosts (46億年の亡霊 46 Oku-nen no Bōrei) is eighth episode of Ultraman Gaia.
- Ultraman Gaia
- Version 1
- Ultraman Gaia Volume 2 features episodes 5-8.
- Anemos are Crabgan are the first monsters that combine and don't make a different form.
- In the beginning of the episodes, all the monsters up to that point are shown on a TV.
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