Counter-curse for Leg-Locker Curse

This counter-curse is a spell that prevents the Leg-Locker Curse.

In 1991 Seamus Finnigan was about to use it at Neville Longbottom who had been cursed by Draco Malfoy. However Neville turned him down saying that Seamus would set him on fire.

Appearances

 * Harry Potter and the Philosopher's Stone (film)