Fair enough. I'm just saying that most of the "watch out from this thing from our world" warnings we've got have actually had names and faces attached to 'em.

[She's thinking of Adam and Zedd here, honestly, though Arcee's distrust of dragonsDecepticons also comes to mind.]

Unless it came from Canterlot's library before Celestia shut it down, then it's somethin' that showed up here just like any other pony did. Means you should be able to find it on the scrolls.