Related Clues:
- Evil organization in the Marvel universe
- Stars taking part in noteworthy drama
- Serpentine creature killed by Hercules
- Monster in filthy drain
- Labour target in jeopardy, high up
- Many-headed snake slain by Hercules
- Hard nuts cracked by unknown group of stars
- Hardy (anag.)
- Sea serpent in the night sky
- In classical mythology, Hercules killed this nine-headed monster
- Really, really, really
- Minute freshwater organism with a tubular body and a ring of tentacles around the mouth
- Quite, quaintly
- Monster? Bit of a titchy dragon
- Mythological monster with multiple heads