Basilisk
creatureGigantic serpent up to hundreds of years old, bright vivid poisonous green scales thick as oak trunk, 20+ feet long, blunt head with great bulbous yellow eyes causing death stare, long thin venomous saber fangs, slithers heavily.
The Basilisk, a monstrous serpent of unparalleled lethality, bursts into the Harry Potter saga in the second book as the ancient terror haunting the Chamber of Secrets, its deadly gaze and venomous fangs claiming victims for decades under the command of Tom Riddle's diary. Deployed by Ginny Weasley under the Dark Lord's influence, it terrorizes Hogwarts until Harry Potter, armed with Fawkes' tears and the Sword of Gryffindor, slays it in a climactic showdown. Though its physical presence ends there, the Basilisk's legacy echoes faintly through mentions of its enduring venom, underscoring the persistent shadow of Slytherin's heir across the series.
Evolution
Harry Potter and the Chamber of Secrets
Gigantic serpent up to hundreds of years old, bright vivid poisonous green scales thick as oak trunk, 20+ feet long, blunt head with great bulbous yellow eyes causing death stare, long thin venomous saber fangs, slithers heavily.
Book Appearances
Harry Potter and the Chamber of Secrets
First appears Ch 15