Library of Leng [Beta Edition] Common Whenever a creature an opponent

Whenever a creature an opponent controls with a -1/-1 counter on it dies

Set: Beta Edition Type: Sorcery Rarity: Rare Cost: {3}{W} Destroy all lands

Pay 2 life: Add {C}

Set: Mirrodin Besieged Type: Sorcery Rarity: Rare Cost: {X}{G} Search your library for a green creature card with mana value X or less

If an effect causes you to discard a card

Library of Leng [Beta Edition] Common Whenever a creature an opponentSet: Beta Edition Type: Artifact Rarity: Uncommon Cost: {1} You have no maximum hand size. If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.