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.)

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.

Serum Visions

Draw a card. Scry 2 (Look at the top two cards of your library. Put any number of them on the bottom of your library and the rest on top of it in any order.)

Electrolyze

Electrolyze deals 2 damage divided as you choose among any number of target creatures and/or players. Draw a card.

Cryptic Command

Remand

Counter target spell. If you do, return that spell card to its owner's hand. Draw a card.

Supreme Verdict

Supreme Verdict can't be countered. Destroy all creatures.

Jace, Architect of Thought

+1: Until your next turn, whenever a creature an opponent controls attacks, it gets -1/-0 until end of turn. -2: Reveal the top three cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other on the bottom of your library in any order. -8: For each player, search that player's library for a nonland card and exile it, then that player shuffles his or her library. You may cast those cards without paying their mana costs.

Lightning Helix

Lightning Helix deals 3 damage to target creature or player and you gain 3 life.

Mana Leak

Counter target spell unless its caster pays an additional {3}.

Elspeth, Sun's Champion

+1: Put three 1/1 white Soldier creature tokens onto the battlefield. -3: Destroy all creatures with power 4 or greater. -7: You get an emblem with "Creatures you control get +2/+2 and have flying."

Think Twice

Draw a card. Flashback {2}{U} (You may play this card from your graveyard for its flashback cost. Then remove it from the game.)

Path to Exile

Exile target creature. Its controller may search his or her library for a basic land card, put that card onto the battlefield tapped, then shuffle his or her library.

Celestial Colonnade

Celestial Colonnade enters the battlefield tapped. {T}: Add {W} or {U} to your mana pool. {3}{W}{U}: Until end of turn, Celestial Colonnade becomes a 4/4 white and blue Elemental creature with flying and vigilance. It's still a land.

Flooded Strand

Sacred Foundry

Scalding Tarn

Steam Vents

Gideon, Ally of Zendikar

Ghost Quarter

Mystic Gate

Tectonic Edge

Blessed Alliance

Spirebluff Canal

Torrential Gearhulk

Hallowed Fountain

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Plains

({T}: Add {W}.)

Island

({T}: Add {U}.)

Mountain

({T}: Add {R}.)