User blog comment:Hitsuji Mamoru/FGO-style Servant Creation Room/@comment-4802891-20170203204649/@comment-4802891-20170204145818

He only dreamt of these things tho, and his imagination kicked in and changed some aspects of the reality, rendering his observation of the Root altered and unusable by the mages.

I haven't made the connection between Hans and him but indeed, it works. Hans can rewrite someone's background with his NP, right? Tolkien is more potent than him, but it's basically the same thing, yes^^