Item from Harry Potter by J.K. Rowling
A goblin-made silver sword with rubies in the hilt that appears to any worthy Gryffindor in a moment of need — it absorbs what strengthens it, including Basilisk venom, making it one of the few objects that can destroy Horcruxes.
Also known as: the Sword of Gryffindor, Gryffindor's sword, the sword