Fenrir had suffered from some serious spell damage that had left him bleeding thanks to the Potter boy, and Narcissa had challenged Mad-Eye and Arthur. Mad-eye was seriously injured and she was continuing to battle Arthur. Realising they may have underestimated their opponents, Bellatrix called for then all to withdraw, just as the Dark Lord walked down the hall towards them, flanked by lucius, Draco, some other respected death eaters and many recruits. "NO!" he bellowed as he heard her command. They all completely halted their spellfire and watched the dark swarm of cloaks approach. The dark lord walked in without hesitation.