Board Thread:General Discussion/@comment-26980570-20160320192450/@comment-28026157-20160322160510

Also, I was suggesting that they may have been human corpses, because the only object we know of that was able to be animated using determination was originally from the world of humans, but that could just be circumstancial evidence

I remembered something about Flowey turning psychotic, as well. He didn't start out that way. He started out by trying to act like he was when he was Asriel, even though he couldn't feel anything. I think retaining your memories after saving, loading, and resetting your world over and over for who-knows-how-many years would drive anyone insane, SOUL or no SOUL.