Galileo

Pay {t}, {3}: Theories (Look at the top three cards of your library. Then, an opponent shuffles the cards face down and put them on the top of your library. Guess which card is on top of your library, when you draw next if it is that card you may play it without paying its mana cost)
Galileo, while never making any physical inventions or great artworks, still was one of the greatest minds of his time