And Hermione finally found her mind, and reacted in a feral frenzy. She cast a Reductor Curse so powerful that it crushed all of the bones in the Vigilant's body. He folded to the floor, as though he were merely a robe falling off a coat hanger, shrieking in high-pitched agony as his skeleton turned to ash. Harry span at Hermione's lethal spell casting, transformed into his human form again and drove Excalibur through the now boneless wizard at his feet, sighing as the last of his life ebbed away. He grinned at Hermione a second, then darted back into the battle.