Cartas lançadas na expansão Masters Edition IV

Alaborn Musketeer

Reach (This creature can block creatures with flying.)

Alaborn Trooper

Angelic Voices

Creatures you control get +1/+1 as long as you control no nonartifact, nonwhite creatures.

Argivian Blacksmith

{T}: Prevent the next 2 damage that would be dealt to target artifact creature this turn.

Armageddon

Destroy all lands.

Balance

Each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest, then sacrifices the rest. Players discard cards and sacrifice creatures the same way.

Blaze of Glory

Cast this spell only during combat before blockers are declared. Target creature defending player controls can block any number of creatures this turn. It blocks each attacking creature this turn if able.

Champion Lancer

Prevent all damage that would be dealt to Champion Lancer by creatures.

Conversion

At the beginning of your upkeep, sacrifice Conversion unless you pay {W}{W}. All Mountains are Plains.

Divine Offering

Destroy target artifact. You gain life equal to its converted mana cost.

Dust to Dust

Exile two target artifacts.

Eye for an Eye

The next time a source of your choice would deal damage to you this turn, instead that source deals that much damage to you and Eye for an Eye deals that much damage to that source's controller.

Harsh Justice

Cast this spell only during the declare attackers step and only if you've been attacked this step. This turn, whenever an attacking creature deals combat damage to you, it deals that much damage to its controller.

Healing Salve

Choose one — • Target player gains 3 life. • Prevent the next 3 damage that would be dealt to any target this turn.

Island Sanctuary

If you would draw a card during your draw step, instead you may skip that draw. If you do, until your next turn, you can't be attacked except by creatures with flying and/or islandwalk.

Just Fate

Cast this spell only during the declare attackers step and only if you've been attacked this step. Destroy target attacking creature.

Kismet

Artifacts, creatures, and lands your opponents control enter the battlefield tapped.

Leeches

Target player loses all poison counters. Leeches deals that much damage to that player.

Martyr's Cry

Exile all white creatures. For each creature exiled this way, its controller draws a card.

Martyrs of Korlis

As long as Martyrs of Korlis is untapped, all damage that would be dealt to you by artifacts is dealt to Martyrs of Korlis instead.

Osai Vultures

Flying At the beginning of each end step, if a creature died this turn, put a carrion counter on Osai Vultures. Remove two carrion counters from Osai Vultures: Osai Vultures gets +1/+1 until end of turn.

Personal Incarnation

{0}: The next 1 damage that would be dealt to Personal Incarnation this turn is dealt to its owner instead. Only Personal Incarnation's owner may activate this ability. When Personal Incarnation dies, its owner loses half their life, rounded up.

Righteous Charge

Creatures you control get +2/+2 until end of turn.

Savannah Lions

Serra Angel

Flying, vigilance

Serra Aviary

Creatures with flying get +1/+1.

Serra Bestiary

Enchant creature At the beginning of your upkeep, sacrifice Serra Bestiary unless you pay {W}{W}. Enchanted creature can't attack or block, and its activated abilities with {T} in their costs can't be activated.

Spotted Griffin

Flying

Steam Catapult

{T}: Destroy target tapped creature. Activate this ability only during your turn, before attackers are declared.

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Temple Acolyte

When Temple Acolyte enters the battlefield, you gain 3 life.

Veteran Bodyguard

As long as Veteran Bodyguard is untapped, all damage that would be dealt to you by unblocked creatures is dealt to Veteran Bodyguard instead.

White Knight

First strike (This creature deals combat damage before creatures without first strike.) Protection from black (This creature can't be blocked, targeted, dealt damage, or enchanted by anything black.)

Wild Aesthir

Flying, first strike {W}{W}: Wild Aesthir gets +2/+0 until end of turn. Activate this ability only once each turn.

Wild Griffin

Flying

Acid Rain

Destroy all Forests.

Air Elemental

Flying

Animate Artifact

Enchant artifact As long as enchanted artifact isn't a creature, it's an artifact creature with power and toughness each equal to its converted mana cost.

Blue Elemental Blast

Choose one — • Counter target red spell. • Destroy target red permanent.

Braingeyser

Target player draws X cards.

Cloud Dragon

Flying Cloud Dragon can block only creatures with flying.

Cloud Spirit

Flying Cloud Spirit can block only creatures with flying.

Control Magic

Enchant creature You control enchanted creature.

Copy Artifact

You may have Copy Artifact enter the battlefield as a copy of any artifact on the battlefield, except it's an enchantment in addition to its other types.

Counterspell

Counter target spell.

Drain Power

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

Drowned

{B}: Regenerate Drowned.

Energy Flux

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}."

False Summoning

Counter target creature spell.

Giant Tortoise

Giant Tortoise gets +0/+3 as long as it's untapped.

In the Eye of Chaos

Whenever a player casts an instant spell, counter it unless that player pays {X}, where X is its converted mana cost.

Mahamoti Djinn

Flying (This creature can't be blocked except by creatures with flying or reach.)

Mystic Decree

All creatures lose flying and islandwalk.

Owl Familiar

Flying When Owl Familiar enters the battlefield, draw a card, then discard a card.

Phantasmal Forces

Flying At the beginning of your upkeep, sacrifice Phantasmal Forces unless you pay {U}.

Phantasmal Terrain

Enchant land As Phantasmal Terrain enters the battlefield, choose a basic land type. Enchanted land is the chosen type.

Power Artifact

Enchant artifact Enchanted artifact's activated abilities cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Prodigal Sorcerer

{T}: Prodigal Sorcerer deals 1 damage to any target.

Reconstruction

Return target artifact card from your graveyard to your hand.

Sea Serpent

Sea Serpent can't attack unless defending player controls an Island. When you control no Islands, sacrifice Sea Serpent.

Serendib Djinn

Flying At the beginning of your upkeep, sacrifice a land. If you sacrifice an Island this way, Serendib Djinn deals 3 damage to you. When you control no lands, sacrifice Serendib Djinn.

Sleight of Hand

Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.

Soldevi Machinist

{T}: Add {C}{C}. Spend this mana only to activate abilities of artifacts.

Stasis

Players skip their untap steps. At the beginning of your upkeep, sacrifice Stasis unless you pay {U}.

Symbol of Unsummoning

Return target creature to its owner's hand. Draw a card.

Talas Researcher

{T}: Draw a card. Activate this ability only during your turn, before attackers are declared.

Theft of Dreams

Draw a card for each tapped creature target opponent controls.

Thing from the Deep

Whenever Thing from the Deep attacks, sacrifice it unless you sacrifice an Island.

Transmute Artifact

Sacrifice an artifact. If you do, search your library for an artifact card. If that card's converted mana cost is less than or equal to the sacrificed artifact's converted mana cost, put it onto the battlefield. If it's greater, you may pay {X}, where X is the difference. If you do, put it onto the battlefield. If you don't, put it into its owner's graveyard. Then shuffle your library.

Water Elemental

Black Knight

First strike (This creature deals combat damage before creatures without first strike.) Protection from white (This creature can't be blocked, targeted, dealt damage, or enchanted by anything white.)

Cyclopean Mummy

When Cyclopean Mummy dies, exile it.

Dakmor Plague

Dakmor Plague deals 3 damage to each creature and each player.

Dark Ritual

Add {B}{B}{B}.

Deathgrip

{B}{B}: Counter target green spell.

Demonic Hordes

{T}: Destroy target land. At the beginning of your upkeep, unless you pay {B}{B}{B}, tap Demonic Hordes and sacrifice a land of an opponent's choice.

Demonic Tutor

Search your library for a card, put that card into your hand, then shuffle your library.

Dread Reaper

Flying When Dread Reaper enters the battlefield, you lose 5 life.

Dread Wight

At end of combat, put a paralyzation counter on each creature blocking or blocked by Dread Wight and tap those creatures. Each of those creatures doesn't untap during its controller's untap step for as long as it has a paralyzation counter on it. Each of those creatures gains "{4}: Remove a paralyzation counter from this creature."

Ebon Dragon

Flying When Ebon Dragon enters the battlefield, you may have target opponent discard a card.

Foul Spirit

Flying When Foul Spirit enters the battlefield, sacrifice a land.

Gate to Phyrexia

Sacrifice a creature: Destroy target artifact. Activate this ability only during your upkeep and only once each turn.

Gloom

White spells cost {3} more to cast. Activated abilities of white enchantments cost {3} more to activate.

Gravebind

Target creature can't be regenerated this turn. Draw a card at the beginning of the next turn's upkeep.

Guardian Beast

As long as Guardian Beast is untapped, noncreature artifacts you control can't be enchanted, they have indestructible, and other players can't gain control of them. This effect doesn't remove Auras already attached to those artifacts.

Hasran Ogress

Whenever Hasran Ogress attacks, it deals 3 damage to you unless you pay {2}.

Howl from Beyond

Target creature gets +X/+0 until end of turn.

Junún Efreet

Flying At the beginning of your upkeep, sacrifice Junún Efreet unless you pay {B}{B}.

Lich

As Lich enters the battlefield, you lose life equal to your life total. You don't lose the game for having 0 or less life. If you would gain life, draw that many cards instead. Whenever you're dealt damage, sacrifice that many nontoken permanents. If you can't, you lose the game. When Lich is put into a graveyard from the battlefield, you lose the game.

Lim-Dûl's Cohort

Whenever Lim-Dûl's Cohort blocks or becomes blocked by a creature, that creature can't be regenerated this turn.

Minion of Tevesh Szat

At the beginning of your upkeep, Minion of Tevesh Szat deals 2 damage to you unless you pay {B}{B}. {T}: Target creature gets +3/-2 until end of turn.

Overwhelming Forces

Destroy all creatures target opponent controls. Draw a card for each creature destroyed this way.

Prowling Nightstalker

Prowling Nightstalker can't be blocked except by black creatures.

Rain of Daggers

Destroy all creatures target opponent controls. You lose 2 life for each creature destroyed this way.

Scavenging Ghoul

At the beginning of each end step, put a corpse counter on Scavenging Ghoul for each creature that died this turn. Remove a corpse counter from Scavenging Ghoul: Regenerate Scavenging Ghoul.

Sengir Vampire

Flying (This creature can't be blocked except by creatures with flying or reach.) Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

Sinkhole

Destroy target land.

Soul Shred

Soul Shred deals 3 damage to target nonblack creature. You gain 3 life.

Terror

Destroy target nonartifact, nonblack creature. It can't be regenerated.

Warp Artifact

Enchant artifact At the beginning of the upkeep of enchanted artifact's controller, Warp Artifact deals 1 damage to that player.

Weakness

Enchant creature Enchanted creature gets -2/-1.

Wicked Pact

Destroy two target nonblack creatures. You lose 5 life.

Word of Command

Look at target opponent's hand and choose a card from it. You control that player until Word of Command finishes resolving. The player plays that card if able. While doing so, the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card. If the chosen card is cast as a spell, you control the player while that spell is resolving.

Xenic Poltergeist

{T}: Until your next upkeep, target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost.

Zombie Master

Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.) Other Zombies have "{B}: Regenerate this permanent."

Aladdin

{1}{R}{R}, {T}: Gain control of target artifact for as long as you control Aladdin.

Ali from Cairo

Damage that would reduce your life total to less than 1 reduces it to 1 instead.

Artifact Blast

Counter target artifact spell.

Atog

Sacrifice an artifact: Atog gets +2/+2 until end of turn.

Bird Maiden

Flying

Detonate

Destroy target artifact with converted mana cost X. It can't be regenerated. Detonate deals X damage to that artifact's controller.

Devastation

Destroy all creatures and lands.

Fire Imp

When Fire Imp enters the battlefield, it deals 2 damage to target creature.

Fire Tempest

Fire Tempest deals 6 damage to each creature and each player.

Fireball

This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.

Fork

Copy target instant or sorcery spell, except that the copy is red. You may choose new targets for the copy.

Goblin Bully

Goblin Cavaliers

Goblin Caves

Enchant land As long as enchanted land is a basic Mountain, Goblin creatures get +0/+2.

Goblin Firestarter

Sacrifice Goblin Firestarter: It deals 1 damage to any target. Activate this ability only during your turn, before attackers are declared.

Goblin General

Whenever Goblin General attacks, Goblin creatures you control get +1/+1 until end of turn.

Goblin Shrine

Enchant land As long as enchanted land is a basic Mountain, Goblin creatures get +1/+0. When Goblin Shrine leaves the battlefield, it deals 1 damage to each Goblin creature.

Goblin Warrens

{2}{R}, Sacrifice two Goblins: Create three 1/1 red Goblin creature tokens.

Gorilla War Cry

Cast this spell only during combat before blockers are declared. All creatures gain menace until end of turn. (They can't be blocked except by two or more creatures.) Draw a card at the beginning of the next turn's upkeep.

Last Chance

Take an extra turn after this one. At the beginning of that turn's end step, you lose the game.

Lava Flow

Destroy target creature or land.

Mijae Djinn

Whenever Mijae Djinn attacks, flip a coin. If you lose the flip, remove Mijae Djinn from combat and tap it.

Ogre Taskmaster

Ogre Taskmaster can't block.

Orcish Mechanics

{T}, Sacrifice an artifact: Orcish Mechanics deals 2 damage to any target.

Primitive Justice

As an additional cost to cast this spell, you may pay {1}{R} and/or {1}{G} any number of times. Destroy target artifact. For each additional {1}{R} you paid, destroy another target artifact. For each additional {1}{G} you paid, destroy another target artifact, and you gain 1 life.

Red Elemental Blast

Choose one — • Counter target blue spell. • Destroy target blue permanent.

Roc of Kher Ridges

Flying

Rock Hydra

Rock Hydra enters the battlefield with X +1/+1 counters on it. For each 1 damage that would be dealt to Rock Hydra, if it has a +1/+1 counter on it, remove a +1/+1 counter from it and prevent that 1 damage. {R}: Prevent the next 1 damage that would be dealt to Rock Hydra this turn. {R}{R}{R}: Put a +1/+1 counter on Rock Hydra. Activate this ability only during your upkeep.

Rockslide Ambush

Rockslide Ambush deals damage to target creature equal to the number of Mountains you control.

Sedge Troll

Sedge Troll gets +1/+1 as long as you control a Swamp. {B}: Regenerate Sedge Troll.

Shivan Dragon

Flying (This creature can't be blocked except by creatures with flying or reach.) {R}: Shivan Dragon gets +1/+0 until end of turn.

Smoke

Players can't untap more than one creature during their untap steps.

Thunder Dragon

Flying When Thunder Dragon enters the battlefield, it deals 3 damage to each creature without flying.

Two-Headed Giant of Foriys

Trample Two-Headed Giant of Foriys can block an additional creature each combat.

Wheel of Fortune

Each player discards their hand, then draws seven cards.

Alluring Scent

All creatures able to block target creature this turn do so.

Argothian Pixies

Argothian Pixies can't be blocked by artifact creatures. Prevent all damage that would be dealt to Argothian Pixies by artifact creatures.

Argothian Treefolk

Prevent all damage that would be dealt to Argothian Treefolk by artifact sources.

Bee Sting

Bee Sting deals 2 damage to any target.

Channel

Until end of turn, any time you could activate a mana ability, you may pay 1 life. If you do, add {C}.

Citanul Druid

Whenever an opponent casts an artifact spell, put a +1/+1 counter on Citanul Druid.

Crumble

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its converted mana cost.

Cyclone

At the beginning of your upkeep, put a wind counter on Cyclone, then sacrifice Cyclone unless you pay {G} for each wind counter on it. If you pay, Cyclone deals damage equal to the number of wind counters on it to each creature and each player.

Deathcoil Wurm

You may have Deathcoil Wurm assign its combat damage as though it weren't blocked.

Drop of Honey

At the beginning of your upkeep, destroy the creature with the least power. It can't be regenerated. If two or more creatures are tied for least power, you choose one of them. When there are no creatures on the battlefield, sacrifice Drop of Honey.

Elite Cat Warrior

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Fastbond

You may play any number of lands on each of your turns. Whenever you play a land, if it wasn't the first land you played this turn, Fastbond deals 1 damage to you.

Fog

Prevent all combat damage that would be dealt this turn.

Force of Nature

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) At the beginning of your upkeep, Force of Nature deals 8 damage to you unless you pay {G}{G}{G}{G}.

Gaea's Avenger

Gaea's Avenger's power and toughness are each equal to 1 plus the number of artifacts your opponents control.

Giant Growth

Target creature gets +3/+3 until end of turn.

Instill Energy

Enchant creature Enchanted creature can attack as though it had haste. {0}: Untap enchanted creature. Activate this ability only during your turn and only once each turn.

Ironhoof Ox

Ironhoof Ox can't be blocked by more than one creature.

Kudzu

Enchant land When enchanted land becomes tapped, destroy it. That land's controller may attach Kudzu to a land of their choice.

Lifeforce

{G}{G}: Counter target black spell.

Living Lands

All Forests are 1/1 creatures that are still lands.

Radjan Spirit

{T}: Target creature loses flying until end of turn.

Regrowth

Return target card from your graveyard to your hand.

Sandstorm

Sandstorm deals 1 damage to each attacking creature.

Scarwood Bandits

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.) {2}{G}, {T}: Unless an opponent pays {2}, gain control of target artifact for as long as Scarwood Bandits remains on the battlefield.

Scavenger Folk

{G}, {T}, Sacrifice Scavenger Folk: Destroy target artifact.

Southern Elephant

Squall

Squall deals 2 damage to each creature with flying.

Sylvan Tutor

Search your library for a creature card and reveal that card. Shuffle your library, then put the card on top of it.

Titania's Song

Each noncreature artifact loses all abilities and becomes an artifact creature with power and toughness each equal to its converted mana cost. If Titania's Song leaves the battlefield, this effect continues until end of turn.

Tsunami

Destroy all Islands.

War Mammoth

Trample

Whiptail Wurm

Wild Ox

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Wood Elemental

As Wood Elemental enters the battlefield, sacrifice any number of untapped Forests. Wood Elemental's power and toughness are each equal to the number of Forests sacrificed as it entered the battlefield.

Aesthir Glider

Flying Aesthir Glider can't block.

Al-abara's Carpet

{5}, {T}: Prevent all damage that would be dealt to you this turn by attacking creatures without flying.

Alchor's Tomb

{2}, {T}: Target permanent you control becomes the color of your choice. (This effect lasts indefinitely.)

Amulet of Kroog

{2}, {T}: Prevent the next 1 damage that would be dealt to any target this turn.

Armageddon Clock

At the beginning of your upkeep, put a doom counter on Armageddon Clock. At the beginning of your draw step, Armageddon Clock deals damage equal to the number of doom counters on it to each player. {4}: Remove a doom counter from Armageddon Clock. Any player may activate this ability but only during any upkeep step.

Ashnod's Altar

Sacrifice a creature: Add {C}{C}.

Basalt Monolith

Basalt Monolith doesn't untap during your untap step. {T}: Add {C}{C}{C}. {3}: Untap Basalt Monolith.

Book of Rass

{2}, Pay 2 life: Draw a card.

Bottle of Suleiman

{1}, Sacrifice Bottle of Suleiman: Flip a coin. If you win the flip, create a 5/5 colorless Djinn artifact creature token with flying. If you lose the flip, Bottle of Suleiman deals 5 damage to you.

Brass Man

Brass Man doesn't untap during your untap step. At the beginning of your upkeep, you may pay {1}. If you do, untap Brass Man.

Bronze Horse

Trample As long as you control another creature, prevent all damage that would be dealt to Bronze Horse by spells that target it.

Candelabra of Tawnos

{X}, {T}: Untap X target lands.

Celestial Sword

{3}, {T}: Target creature you control gets +3/+3 until end of turn. Its controller sacrifices it at the beginning of the next end step.

Clay Statue

{2}: Regenerate Clay Statue.

Clockwork Avian

Flying Clockwork Avian enters the battlefield with four +1/+0 counters on it. At end of combat, if Clockwork Avian attacked or blocked this combat, remove a +1/+0 counter from it. {X}, {T}: Put up to X +1/+0 counters on Clockwork Avian. This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four. Activate this ability only during your upkeep.

Clockwork Gnomes

{3}, {T}: Regenerate target artifact creature.

Clockwork Swarm

Clockwork Swarm enters the battlefield with four +1/+0 counters on it. Clockwork Swarm can't be blocked by Walls. At end of combat, if Clockwork Swarm attacked or blocked this combat, remove a +1/+0 counter from it. {X}, {T}: Put up to X +1/+0 counters on Clockwork Swarm. This ability can't cause the total number of +1/+0 counters on Clockwork Swarm to be greater than four. Activate this ability only during your upkeep.

Colossus of Sardia

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Colossus of Sardia doesn't untap during your untap step. {9}: Untap Colossus of Sardia. Activate this ability only during your upkeep.

Coral Helm

{3}, Discard a card at random: Target creature gets +2/+2 until end of turn.

Cyclopean Tomb

{2}, {T}: Put a mire counter on target non-Swamp land. That land is a Swamp for as long as it has a mire counter on it. Activate this ability only during your upkeep. When Cyclopean Tomb is put into a graveyard from the battlefield, at the beginning of each of your upkeeps for the rest of the game, remove all mire counters from a land that a mire counter was put onto with Cyclopean Tomb but that a mire counter has not been removed from with Cyclopean Tomb.

Diabolic Machine

{3}: Regenerate Diabolic Machine.

Dragon Engine

{2}: Dragon Engine gets +1/+0 until end of turn.

Ebony Horse

{2}, {T}: Untap target attacking creature you control. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Ebony Rhino

Trample

Floodwater Dam

{X}{X}{1}, {T}: Tap X target lands.

Flying Carpet

{2}, {T}: Target creature gains flying until end of turn.

Gauntlet of Might

Red creatures get +1/+1. Whenever a Mountain is tapped for mana, its controller adds an additional {R}.

Glasses of Urza

{T}: Look at target player's hand.

Grapeshot Catapult

{T}: Grapeshot Catapult deals 1 damage to target creature with flying.

Horn of Deafening

{2}, {T}: Prevent all combat damage that would be dealt by target creature this turn.

Ice Cauldron

{X}, {T}: You may exile a nonland card from your hand. You may cast that card for as long as it remains exiled. Put a charge counter on Ice Cauldron and note the type and amount of mana spent to pay this activation cost. Activate this ability only if there are no charge counters on Ice Cauldron. {T}, Remove a charge counter from Ice Cauldron: Add Ice Cauldron's last noted type and amount of mana. Spend this mana only to cast the last card exiled with Ice Cauldron.

Icy Manipulator

{1}, {T}: Tap target artifact, creature, or land.

Jade Monolith

{1}: The next time a source of your choice would deal damage to target creature this turn, that source deals that damage to you instead.

Juggernaut

Juggernaut attacks each combat if able. Juggernaut can't be blocked by Walls.

Kormus Bell

All Swamps are 1/1 black creatures that are still lands.

Library of Leng

You have no maximum hand size. If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

Living Wall

Defender (This creature can't attack.) {1}: Regenerate Living Wall.

Mana Matrix

Instant and enchantment spells you cast cost up to {2} less to cast.

Mana Vault

Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.

Mightstone

Attacking creatures get +1/+0.

Naked Singularity

Cumulative upkeep {3} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) If tapped for mana, Plains produce {R}, Islands produce {G}, Swamps produce {W}, Mountains produce {U}, and Forests produce {B} instead of any other type.

Obelisk of Undoing

{6}, {T}: Return target permanent you both own and control to your hand.

Obsianus Golem

Onulet

When Onulet dies, you gain 2 life.

Pentagram of the Ages

{4}, {T}: The next time a source of your choice would deal damage to you this turn, prevent that damage.

Planar Gate

Creature spells you cast cost up to {2} less to cast.

Primal Clay

As Primal Clay enters the battlefield, it becomes your choice of a 3/3 artifact creature, a 2/2 artifact creature with flying, or a 1/6 Wall artifact creature with defender in addition to its other types. (A creature with defender can't attack.)

Rakalite

{2}: Prevent the next 1 damage that would be dealt to any target this turn. Return Rakalite to its owner's hand at the beginning of the next end step.

Ring of Renewal

{5}, {T}: Discard a card at random, then draw two cards.

Scarecrow

{6}, {T}: Prevent all damage that would be dealt to you this turn by creatures with flying.

Shapeshifter

As Shapeshifter enters the battlefield, choose a number between 0 and 7. At the beginning of your upkeep, you may choose a number between 0 and 7. Shapeshifter's power is equal to the last chosen number and its toughness is equal to 7 minus that number.

Sol Ring

{T}: Add {C}{C}.

Soldevi Golem

Soldevi Golem doesn't untap during your untap step. At the beginning of your upkeep, you may untap target tapped creature an opponent controls. If you do, untap Soldevi Golem.

Staff of Zegon

{3}, {T}: Target creature gets -2/-0 until end of turn.

Tablet of Epityr

Whenever an artifact you control is put into a graveyard from the battlefield, you may pay {1}. If you do, you gain 1 life.

Tawnos's Wand

{2}, {T}: Target creature with power 2 or less can't be blocked this turn.

Tawnos's Weaponry

You may choose not to untap Tawnos's Weaponry during your untap step. {2}, {T}: Target creature gets +1/+1 for as long as Tawnos's Weaponry remains tapped.

Tetravus

Flying Tetravus enters the battlefield with three +1/+1 counters on it. At the beginning of your upkeep, you may remove any number of +1/+1 counters from Tetravus. If you do, create that many 1/1 colorless Tetravite artifact creature tokens. They each have flying and "This creature can't be enchanted." At the beginning of your upkeep, you may exile any number of tokens created with Tetravus. If you do, put that many +1/+1 counters on Tetravus.

Time Vault

Time Vault enters the battlefield tapped. Time Vault doesn't untap during your untap step. If you would begin your turn while Time Vault is tapped, you may skip that turn instead. If you do, untap Time Vault. {T}: Take an extra turn after this one.

Triassic Egg

{3}, {T}: Put a hatchling counter on Triassic Egg. Sacrifice Triassic Egg: Choose one — • You may put a creature card from your hand onto the battlefield. Activate this ability only if two or more hatchling counters are on Triassic Egg. • Return target creature card from your graveyard to the battlefield. Activate this ability only if two or more hatchling counters are on Triassic Egg.

Urza's Chalice

Whenever a player casts an artifact spell, you may pay {1}. If you do, you gain 1 life.

Urza's Miter

Whenever an artifact you control is put into a graveyard from the battlefield, if it wasn't sacrificed, you may pay {3}. If you do, draw a card.

Vibrating Sphere

As long as it's your turn, creatures you control get +2/+0. As long as it's not your turn, creatures you control get -0/-2.

Weakstone

Attacking creatures get -1/-0.

Yotian Soldier

Vigilance

Badlands

({T}: Add {B} or {R}.)

Bayou

({T}: Add {B} or {G}.)

City of Brass

Whenever City of Brass becomes tapped, it deals 1 damage to you. {T}: Add one mana of any color.

Elephant Graveyard

{T}: Add {C}. {T}: Regenerate target Elephant.

Library of Alexandria

{T}: Add {C}. {T}: Draw a card. Activate this ability only if you have exactly seven cards in hand.

Maze of Ith

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Mishra's Workshop

{T}: Add {C}{C}{C}. Spend this mana only to cast artifact spells.

Oasis

{T}: Prevent the next 1 damage that would be dealt to target creature this turn.

Plateau

({T}: Add {R} or {W}.)

Savannah

({T}: Add {G} or {W}.)

Scrubland

({T}: Add {W} or {B}.)

Strip Mine

{T}: Add {C}. {T}, Sacrifice Strip Mine: Destroy target land.

Taiga

({T}: Add {R} or {G}.)

Tropical Island

({T}: Add {G} or {U}.)

Tundra

({T}: Add {W} or {U}.)

Underground Sea

({T}: Add {U} or {B}.)

Urza's Mine

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

Urza's Mine

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

Urza's Mine

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

Urza's Mine

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

Urza's Power Plant

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

Urza's Power Plant

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

Urza's Power Plant

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

Urza's Power Plant

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

Urza's Tower

{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.

Urza's Tower

{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.

Urza's Tower

{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.

Urza's Tower

{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.

Volcanic Island

({T}: Add {U} or {R}.)