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.)

Disdainful Stroke

Counter target spell with converted mana cost 4 or greater.

Mantis Rider

Flying, vigilance, haste

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.

Detention Sphere

When Detention Sphere enters the battlefield, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent. When Detention Sphere leaves the battlefield, return the exiled cards to the battlefield under their owner's control.

Rest in Peace

When Rest in Peace enters the battlefield, exile all cards from all graveyards. If a card or token would be put into a graveyard from anywhere, exile it instead.

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."

Swan Song

Counter target enchantment, instant, or sorcery spell. Its controller puts a 2/2 blue Bird creature token with flying onto the battlefield.

Lightning Angel

Flying, vigilance, haste

Lightning Bolt

Lightning Bolt does 3 damage to one target.

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

Arid Mesa

Counterflux

Tectonic Edge

Blessed Alliance

Spell Queller

Earthshaker Khenra

Supreme Will

Settle the Wreckage

2WW

Clifftop Retreat

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

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.

Negate

Counter target noncreature spell.

Plains

({T}: Add {W}.)

Island

({T}: Add {U}.)

Mountain

({T}: Add {R}.)