“Sea serpent of myth” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.HYDRA is the answer to the New York Times crossword clue “Sea serpent of myth”. It was last seen in the puzzle of July 11, 2025, where it runs at 1 Down and fills 5 squares. It crosses 5 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.