"You claim wisdom, yet I see nothing in here but tawdry wishes."

Memoricide

Choose a nonland card name. Search target player's graveyard, hand, and library for any number of cards with that name and exile them. Then that player shuffles.

Magic Online Promos

Scars of Mirrodin

Name a nonland card. Search target player's graveyard, hand, and library for any number of cards with that name and exile them. Then that player shuffles his or her library.

Scars of Mirrodin Promos

Because you’re searching for “any number” of cards with the chosen name, you can opt to find all of them, none of them, or any number in between. That means you may leave any cards with that name in that target’s graveyard, hand, and/or library.