A victory by the team seems 'within the realm of possibility'. [=a victory seems possible]
It's not 'beyond the realm of possibility' [=it's not impossible] that he will return.
new discoveries in the 'realm' of medicine
(..) not much of the North in her. - What are you doing here? - I might ask the same of you. What is it you hope to accomplish? The king called on me to serve him and the realm, and that's what I'll do until he tells me otherwise. You can't change him. You can't help him. He'll do what he wants, (..)2011 TvShow: Game of Thrones Title: Cripples, Bastards, and Broken Things Season: 1 Episode 4
(..) of my household guard - till the crowds have left. - Thank you, my lord Hand, ser. They will be put to good use. The sooner this is over, the better. The realm prospers from such events, my lord. They give the great a chance at glory, and the lowly a respite from their woes. And every inn (..)2011 TvShow: Game of Thrones Title: Cripples, Bastards, and Broken Things Season: 1 Episode 4