Raven smiled and nodded. "I'm don't know much about dark magic, except what little I've seen Sombra use." She said, before feeling that shiver run down her backbone again. "That being said, I'm... more sensitive to the ebb and flow of magic than most, so hopefully I can help. If nothing else, I suppose I could be a detector." She smiled as she continued. From the sound of what Sombra had said, it seemed as if the source of the magic was moving, or not very concentrated. Either somepony powerful had placed the spell, or it was an ambient effect generated by Sombra presence... She hoped the former, of course. She didn't want to lose Sombra. Between him, Ice, and Blueblood, they'd really helped her come out of her shell...
Her eyes widened suddenly as she realized that she hadn't introduced herself. "Oh, Sorry, I'm Raven Shadowfire, last heir to House Dupone. Though most just call me Raven... I'm kinda new to the whole socializing thing..." She said, a little sheepish. She extended a hoof out to Stormy, a soft smile on her face...