Harry clenched his fists, his jaw grinding. The runes in the room flickered angrily again. Neville placed a firm hand on Harry's chest and he was too incensed to brush him off. He didn't like to be touched, not even by his Blood Brother. But he allowed it now as they breathed together, helping Harry to master his searing rage, pushing it into the well he was building. It had the potency of a small nuclear device at this point.