Jester's Scepter
{3}
Artifact
When ~this~ enters, exile the top five cards of target player's library face down. You may look at those cards for as long as they remain exiled.
{2}, {T}, Put a card exiled with ~this~ into its owner's graveyard: Counter target spell if it has the same name as that card.
Three Wishes
{1}{U}{U}
Instant
Exile the top three cards of your library face down. You may look at those cards for as long as they remain exiled. Until your next turn, you may play those cards. At the beginning of your next upkeep, put any of those cards you didn't play into your graveyard.