Nix

Counter target spell if no mana was spent to play it.

Shattering Spree

Replicate {R} (When you play this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Destroy target artifact.

Snapcaster Mage

Flash When Snapcaster Mage enters the battlefield, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Sulfur Falls

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain. {T}: Add {U} or {R} to your mana pool.

Treasure Cruise

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Draw three cards.

Young Pyromancer

Whenever you cast an instant or sorcery spell, put a 1/1 red Elemental creature token onto the battlefield.

Engineered Explosives

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Engineered Explosives.

Mental Misstep

({U/P} can be paid with either {U} or 2 life.) Counter target spell with converted mana cost 1.

Vapor Snag

Return target creature to its owner's hand. Its controller loses 1 life.

Surgical Extraction

({B/P} can be paid with either {B} or 2 life.) Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for any number of cards with the same name as that card and exile them. Then that player shuffles his or her library.

Ponder

Dismember

({B/P} can be paid with either {B} or 2 life.) Target creature gets -5/-5 until end of turn.

Gitaxian Probe

({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

Forked Bolt

Forked Bolt deals 2 damage divided as you choose among one or two target creatures and/or players.

Blood Moon

All non-basic lands are now basic mountains.

Grim Lavamancer

{R}, {T}, Remove two cards in your graveyard from the game: Grim Lavamancer deals 2 damage to target creature or player.

Lightning Bolt

Lightning Bolt does 3 damage to one target.

Mindbreak Trap

If an opponent cast three or more spells this turn, you may pay {0} rather than pay Mindbreak Trap's mana cost. Exile any number of target spells.

Flooded Strand

Polluted Delta

Scalding Tarn

Steam Vents

Dispel

Preordain

Ceremonious Rejection

Spirebluff Canal

Abrade

Spell Pierce

U

Grafdigger's Cage

Creature cards in graveyards and libraries can't enter the battlefield. Players can't cast spells from graveyards or libraries.

Island

({T}: Add {U}.)

Mountain

({T}: Add {R}.)