The Grey King of Azoria

{x}{u} Look at the top X cards of target opponents library, exile one.
{x}{x}{b} Destroy target creature with converted
mana cost X or less.
{x}{x}{r} Deal X damage to all opponents
{x}{g} Look at the top X cards of your library,
you may reveal a land card from amount them,
put that card tapped onto the battlefield.
If X is greater then the number of cards in your library, target player loses the game.