Board Thread:General Discussion/@comment-27269365-20160327042218/@comment-27269365-20160411001105

Oh man, this sparked a conversation hasn't it? Also another theory on Sans, His Origins. He might have been Gaster's son, and the reason why he knows about the surface is because he's been there long ago. Check out Game Theory. I disagree a bit, but I'll help you know where I'm coming from.