Sirius urged everyone forward, discouraging any attempts to harvest the remaining shade cores from the body of the shade that hadn't been collected. His companions bombarded him with questions, trying to understand what he was planning. But Sirius kept his thoughts to himself, offering only a promise that they'd be able to retrieve the remaining cores later. He wore a carefree smile, even though his expression was barely masking his growing irritation... he was good at hiding it though. Even Xander, usually quick to catch on, was confused by his cousin's behavior.