If he did, was the cannon he mentions the dreadnaught cannon? Were his daughters refining their song to get the killing word? And are we the people in a ring of spears?
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That is not a prediction of SIVA. The passage you reference is more likely to be an alternate take on guns, germs, and steel, which was an influential book on explaining why Europe was able to conquer the world. This card just explains the primal forces at work in the universe and why the Deep will be the ultimate victor. Saying something was correctly prophesied is easy when you interpret in hindsight.