Commander's Sphere

{T}: Add to your mana pool one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

Lapse of Certainty

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Azorius Signet

{1}, {T}: Add {W}{U} to your mana pool.

Azorius Cluestone

{T}: Add {W} or {U} to your mana pool. {W}{U}, {T}, Sacrifice Azorius Cluestone: Draw a card.

Dragonlord Ojutai

Flying Dragonlord Ojutai has hexproof as long as it's untapped. Whenever Dragonlord Ojutai deals combat damage to a player, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Narset Transcendent

+1: Look at the top card of your library. If it's a noncreature, nonland card, you may reveal it and put it into your hand. -2: When you cast your next instant or sorcery spell from your hand this turn, it gains rebound. -9: You get an emblem with "Your opponents can't cast noncreature spells."

Ojutai's Command

Choose two — • Return target creature card with converted mana cost 2 or less from your graveyard to the battlefield. • You gain 4 life. • Counter target creature spell. • Draw a card.

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.)

Rout

You may play Rout any time you could play an instant if you pay {2} more to play it. Destroy all creatures. They can't be regenerated.

Condescend

Counter target spell unless its controller pays {X}. Scry 2 (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Jace Beleren

+2: Each player draws a card. -1: Target player draws a card. -10: Target player puts the top twenty cards of his or her library into his or her graveyard.

Consecrated Sphinx

Flying Whenever an opponent draws a card, you may draw two cards.

Glen Elendra Archmage

Flying {U}, Sacrifice Glen Elendra Archmage: Counter target noncreature spell. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Darksteel Citadel

Indestructible (Effects that say "destroy" don't destroy this land.) {T}: Add {1} to your mana pool.

Daze

You may return an island you control to its owner's hand instead of paying Daze's mana cost. Counter target spell unless its controller pays {1}.

Mental Misstep

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

Future Sight

Play with the top card of your library revealed. You may play the top card of your library as though it were in your hand.

Ancient Den

(Ancient Den isn't a spell.) {T}: Add {W} to your mana pool.

Seat of the Synod

(Seat of the Synod isn't a spell.) {T}: Add {U} to your mana pool.

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.)

Hinder

Mana Tithe

Ponder

Cryptic Command

Ghostly Prison

Creatures can't attack you unless their controller pays {2} for each creature he or she controls that's attacking you. (This cost is paid as attackers are declared.)

Gitaxian Probe

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

Bribery

Search target opponent's library for a creature card and put that card onto the battlefield under your control. Then that player shuffles his or her library.

Rhystic Study

Whenever an opponent plays a spell, you may draw a card unless that player pays {1}.

Remand

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

Land Tax

During your upkeep, if an opponent controls more land than you, you may search your library and remove up to three basic land cards and put them into your hand. Reshuffle your library afterwards.

Cyclonic Rift

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

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.

Sphinx's Revelation

You gain X life and draw X cards.

Supreme Verdict

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

Force Spike

Counter target spell unless its caster pays an additional {1}.

Elspeth, Knight-Errant

+1: Put a 1/1 white Soldier creature token into play. +1: Target creature gets +3/+3 and gains flying until end of turn. -8: For the rest of the game, artifacts, creatures, enchantments, and lands you control are indestructible.

Memory Lapse

Counter target spell. Put it on top of its owner's library instead of into that player's graveyard.

Mana Leak

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

Propaganda

Each turn, each creature cannot attack you unless its controller pays an additional {2} for that creature.

Spiketail Hatchling

Flying (This creature can't be blocked except by creatures with flying or reach.) Sacrifice Spiketail Hatchling: Counter target spell unless its controller pays {1}.

Crucible of Worlds

You may play land cards from your graveyard.

Adarkar Wastes

{T}: Add {1} to your mana pool. {T}: Add {W} or {U} to your mana pool. Adarkar Wastes deals 1 damage to you.

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."

Flagstones of Trokair

{T}: Add {W} to your mana pool. When Flagstones of Trokair is put into a graveyard from play, you may search your library for a Plains card and put it into play tapped. If you do, shuffle your library.

Counterspell

Counters target spell as it is being cast.

Tundra

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

Balance

Whichever player has more lands in play must discard enough lands of his or her choice to equalize the number of lands both players have in play. Cards in hand and creatures in play must be equalized the same way. Creatures lost in this manner may not be regenerated.

Armageddon

All lands in play are destroyed.

Wrath of God

All creatures in play are destroyed and cannot regenerate.

Swords to Plowshares

Target creature is removed from game entirely; return to owner's deck only when game is over. Creature's controller gains life points equal to creature's power.

Miscalculation

Counter target spell unless its caster pays an additional {2}. Cycling {2} (You may pay {2} and discard this card from your hand to draw a card. Play this ability as an instant.)

Smokestack

During your upkeep, you may put a soot counter on Smokestack. During each player's upkeep, that player sacrifices a permanent for each soot counter on Smokestack.

Catastrophe

Destroy all lands or all creatures. Creatures destroyed this way cannot regenerate this turn.

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.

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.

Day of Judgment

Destroy all creatures.

Luminarch Ascension

At the beginning of each opponent's end step, if you didn't lose life this turn, you may put a quest counter on Luminarch Ascension. (Damage causes loss of life.) {1}{W}: Put a 4/4 white Angel creature token with flying onto the battlefield. Activate this ability only if Luminarch Ascension has four or more quest counters on it.

Into the Roil

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) Return target nonland permanent to its owner's hand. If Into the Roil was kicked, draw a card.

Flooded Strand

Misty Rainforest

Scalding Tarn

Arid Mesa

Hedron Archive

Aura of Silence

Brainstorm

Fact or Fiction

Mind Stone

Preordain

Sun Titan

Dust Bowl

Tectonic Edge

Wasteland

Glacial Fortress

Spell Pierce

U

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.

Disenchant

Destroy target artifact or enchantment.

Command Tower

{T}: Add one mana of any color in your commander's color identity.

Anticipate

Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Plains

({T}: Add {W}.)