            Two, if she would even be able to perform the ritual on Sirius from within the Edge. She knew that ritual magic was quite different from spells—while spells drew on the witch or wizard’s internal magical well, rituals drew on the magic of the world—but it did not guarantee anything. She would have to see if she could bring a blade into the Edge, since she doubted she could carve the rune with a wand once inside. Sirius had died with his wand in hand, and surely that hadn’t helped him escape. Lucius, too, would be a factor—could he partake in the ritual while he wore the magic-dampening cuff?