Her eyes fell on his blackened hand, and she smiled. There was her answer. The Slicing Hex wasn't even considered dark or forbidden but it did its job marvelously. His hand tumbled to the ground while he screamed in agony, but her focus was on the part still attached to his body, the open connection she now had created to the rot in his body. Another curse flew her way, but she diverted it back to him and then chanted. The tip of her wand turned black. A dark mist erupted, swirling towards a wide-eyed Dumbledore. He put up a Shield Charm, but the wand in his hand had begun to tremble and struggle. Hermione frowned at that. It was like his wand didn't want to obey him anymore, but that was an insane thought, wasn't it? Wands didn't think.