Headmaster Dumbledore

You may look at the top card of your library at
any time.
You may play the top card of your library.
You may cast spells from your hand without
paying their mana costs.
If you would draw a card while your library
has no cards in it, you win the game instead.
"Order of Merlin, First Class, and was the Supreme Mugwump of the International Confederation of Wizards as well as the Chief Warlock of the Wizengamot."