For the sake of his idea, Sirius and Ashley spent the rest of the night collecting stones from the forest floor. It was quite a search, seeing as they needed stones with as much magical residue in them as possible. The specification was to make everything easier for Ashley to execute since the plan did require a great amount of magic. As was the nature of creating a single portkey, and she was supposed to make more than a dozen to encompass all of the Death Eaters lying low.