Look at the footnotes on this page-—there is a discussion about those “unknown saints” -
http://www.eastern-orthodoxy.com/intercession.htm
I have no disagreement with the concept, or reality, of unknown saints, eleni mou. I think my great grandmother, in the bosom of Abraham, is one. I believe Mt. Athos and any of a number of monasteries in our Patrida and elsewhere, are havens for unknown saints and I firmly believe that they intercede for us. I disagree that one is dragged witlessly into theosis. I also think it’s far, far too simple to speak of unknown saints in “heaven”.
As for theosis, plainly not witless, try this:
http://www.myriobiblos.gr/texts/english/christou_partakers.html