Force of Will

You may pay 1 life and remove a blue card in your hand from the game instead of paying Force of Will's casting cost. Effects that prevent or redirect damage cannot be used to counter this loss of life. Counter target spell.

True-Name Nemesis

As True-Name Nemesis enters the battlefield, choose a player. True-Name Nemesis has protection from the chosen player. (This creature can't be blocked, targeted, dealt damage, or enchanted by anything controlled by that player.)

Hydroblast

Counter target spell if it is red or destroy target permanent if it is red.

Pyroblast

Counter target spell if it is blue or destroy target permanent if it is blue.

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.)

Spell Snare

Counter target spell with converted mana cost 2.

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.

Standstill

When a player plays a spell, sacrifice Standstill. If you do, then each of that player's opponents draws three cards.

Flusterstorm

Counter target instant or sorcery spell unless its controller pays {1}. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Mishra's Factory

{T}: Add one colorless mana to your mana pool. {1}: Mishra's Factory becomes an Assembly Worker, a 2/2 artifact creature, until end of turn. Assembly Worker still counts as a land but cannot be tapped for mana the turn it comes into play. {T}: Target Assembly Worker gets +1/+1 until end of turn.

Smash to Smithereens

Destroy target artifact. Smash to Smithereens deals 3 damage to that artifact's controller.

Relic of Progenitus

{T}: Target player removes a card in his or her graveyard from the game. {1}, Remove Relic of Progenitus from the game: Remove all graveyards from the game. Draw a card.

Pithing Needle

As Pithing Needle comes into play, name a card. Activated abilities of sources with the chosen name can't be played unless they're mana abilities.

Sudden Shock

Split second (As long as this spell is on the stack, players can't play spells or activated abilities that aren't mana abilities.) Sudden Shock deals 2 damage to target creature or player.

Volcanic Island

Counts as both islands and mountains and is affected by spells that affect either. Tap to add either {U} or {R} to your mana pool.

Counterspell

Counters target spell as it is being cast.

Red Elemental Blast

Counters a blue spell being cast or destroys a blue card in play.

Lightning Bolt

Lightning Bolt does 3 damage to one target.

Faerie Conclave

Faerie Conclave comes into play tapped. {T}: Add one blue mana to your mana pool. {1}{U}: Faerie Conclave becomes a 2/1 blue creature with flying until end of turn. This creature still counts as a land.

Curfew

Each player chooses a creature he or she controls and returns it to owner's hand.

Jace, the Mind Sculptor

+2: Look at the top card of target player's library. You may put that card on the bottom of that player's library. 0: Draw three cards, then put two cards from your hand on top of your library in any order. -1: Return target creature to its owner's hand. -12: Exile all cards from target player's library, then that player shuffles his or her hand into his or her library.

Flooded Strand

Scalding Tarn

Wooded Foothills

Brainstorm

Wasteland

Sweltering Suns

Spell Pierce

U

Island

({T}: Add {U}.)

Mountain

({T}: Add {R}.)