Across
- 2. Frightening creature (7 letters)
- 4. Culture associated with ancient Greece (5 letters)
- 6. Having many heads (12 letters)
- 9. Multiple noggins (5 letters)
- 10. Referring to the swamp where Hydra resided (8 letters)
- 12. Collection of traditional stories (9 letters)
Down
- 1. Traditional story or myth (6 letters)
- 3. Long, slithering reptile (7 letters)
- 5. Ability to regrow body parts (12 letters)
- 6. Collection of traditional stories (9 letters)
- 7. Hero who battled Hydra (8 letters)
- 8. Poisonous (8 letters)
- 11. Relating to water (7 letters)