The Doctor nodded accepting the information about technology. He wasn't so sure he was right. He would have to wait to get more information. He remained quiet as Kain talked about the demons. It was good information.

"Oh, well, I'm very good with demons. I'm sure once I learn to control this," he tapped at the shard in his hand, "I'll be able to help a bit more."

He wasn't really over-confident about it. Now that the fighting was done, it was time to figure out who was who and which side he belong to.