Look at the top three cards of your library, then put them back in any order. You may shuffle your library.
Draw a card.

Scry 2, then draw a card.

Sacrifice Lion's Eye Diamond, Discard your hand: Add three mana of any one color to your mana pool. Activate this ability only any time you could cast an instant.

, Sacrifice Lotus Petal: Add one mana of any color to your mana pool.

Reveal a card from your hand. Search your library for a card with the same name as that card, reveal it, put it into your hand, then shuffle your library.
Hellbent - If you have no cards in hand, instead search your library for a card, put it into your hand, then shuffle your library.

, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card and put it onto the battlefield. Then shuffle your library.

Target opponent reveals his or her hand. You choose a noncreature, nonland card from it. That player discards that card.

Add to your mana pool.

Add to your mana pool.
Threshold - Add to your mana pool instead if seven or more cards are in your graveyard.

Draw three cards, then put two cards from your hand on top of your library in any order.

Target player reveals his or her hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card and put it onto the battlefield. Then shuffle your library.

, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card and put it onto the battlefield. Then shuffle your library.

, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card and put it onto the battlefield. Then shuffle your library.

, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card and put it onto the battlefield. Then shuffle your library.

Reveal the top card of your library and put that card into your hand. You lose life equal to its converted mana cost. You may repeat this process any number of times.

Target player loses 2 life and you gain 2 life.
Storm

Each instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.
Flashback

Search your library for a card and put that card into your hand, then shuffle your library. You lose 3 life.

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land. If the player does, he or she may copy this spell and may choose a new target for that copy.

Slaughter Pact is black.
Destroy target nonblack creature.
At the beginning of your next upkeep, pay . If you don't, you lose the game.

Return all artifacts target player owns to his or her hand.

Split second
Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for all cards with the same name as that card and exile them. Then that player shuffles his or her library.

Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.

At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its converted mana cost.

, Sacrifice Tormod's Crypt: Exile all cards from target player's graveyard.