User blog comment:EmpyreanSmoke/Supernatural Q&A/@comment-3481504-20150922185518/@comment-24834479-20150922234331

There isn't really a set of things that he doesn't know. He isn't all knowing like in Christianity, so I can't really do that. Due to his age and power, he is nigh omniscient, and knows more than pretty much anyone, but there are still things he doesn't know, which I cane specifically name.

Of my knowledge, he is the fastest besides the beings listed above.

The fairy realm has a figure that is similar to Lucifer.

The wings are more symbolic when it comes to teleportation. They need the wings to accomplish it, but they don't literally fly. They disappear here, and appear there instantly.