The King's Gambit has been refuted? I have seen over a hundred such forums with people enthusiastically saying they have refuted the sicilian, the french, the max lange attack, and more. Someone told me they had refuted 1.e4 by h5!!!
I mated him in under 20.
The Ruy is a very good opening that is positional and therefore good to play at club level ONCE you have understood the basic ideas and are able to implement them in your games.
My favorite variation in the ruy is the Anti-Marshall as it leads to a very quick attack on black's queenside.