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Wall of Frost

Creature - Wall

Defender (This creature can't attack.)

Whenever Wall of Frost blocks a creature, that creature doesn't untap during its controller's next untap step.

"I welcome it. The pasture is cleared of weeds and the wolves are frozen solid."
-Lumi, goatherd

Mana:
Cardset: Magic 2015 #83 (Uncommon)
Magic 2014 #78 (Uncommon)
Planechase 2012 #28 (Uncommon)
Magic 2011 #79 (Uncommon)
Magic 2010 #80 (Uncommon)
Type: Creature

Wall of Fire

Creature - Wall

Defender (This creature can't attack.)

: Wall of Fire gets +1/+0 until end of turn.

Mercy is for those who keep their distance.

Mana:
Cardset: Magic 2015 #167 (Common)
Magic 2013 #156 (Common)
Magic 2010 #162 (Uncommon)
Tenth Edition #247 (Uncommon)
Seventh Edition #227 (Uncommon)
Sixth Edition #216 (Unknown)
Fifth Edition #273 (Uncommon)
Fourth Edition #248 (Uncommon)
Revised Edition #182 (Uncommon)
Unlimited Edition #182 (Uncommon)
Beta Edition #183 (Unknown)
Alpha Edition #182 (Unknown)
Type: Creature

Wall of Essence

Creature - Wall

Defender (This creature can't attack.)

Whenever Wall of Essence is dealt combat damage, you gain that much life.

The ceiling and the floor fell in love, but only the wall knew.
-Dal saying

Mana:
Cardset: Magic 2015 #41 (Uncommon)
Stronghold #122 (Uncommon)
Type: Creature

Walker of the Wastes

Creature - Eldrazi

({C} represents colorless mana.)

Trample

Walker of the Wastes gets +1/+1 for each land you control named Wastes.

In the absence of life, something yet grows.

Mana: {C}
Power: 4/4
Cardset: Oath of the Gatewatch #10 (Uncommon)
Type: Creature

Wake the Reflections

Sorcery

Populate. (Put a token onto the battlefield that's a copy of a creature token you control.)

"You see a bird, an oak, a packbeast. I see the potential for an army."
-Lalia, Selesnya dryad

Mana:
Cardset: Dragon's Maze #10 (Common)
Type: Sorcery

Vulpine Goliath

Creature - Fox

Trample

"With a diet of hydras, giants, and massive serpents, anything would get that big."
-Corisande, Setessan hunter

Mana:
Power: 6/5
Cardset: Theros #183 (Common)
Type: Creature

Vraska the Unseen

Planeswalker - Vraska (Loyalty: 5)

+1: Until your next turn, whenever a creature deals combat damage to Vraska the Unseen, destroy that creature.

-3: Destroy target nonland permanent.

-7: Put three 1/1 black Assassin creature tokens onto the battlefield with "Whenever this creature deals combat damage to a player, that player loses the game."

Mana:
Cardset: Return to Ravnica #208 (Mythic Rare)
Type: Planeswalker

Voyaging Satyr

Creature - Satyr Druid

: Untap target land.

"None can own the land's bounty. The gods made this world for all to share its riches. And I'm not just saying that because you caught me stealing your fruit."

Mana:
Power: 1/2
Cardset: Theros #182 (Common)
Type: Creature

Voyage's End

Instant

Return target creature to its owner's hand. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Philosophers say those lost at sea ascended to a more perfect realm. Sailors say they drowned.

Mana:
Cardset: Theros #73 (Common)
Type: Instant

Vortex Elemental

Creature - Elemental

: Put Vortex Elemental and each creature blocking or blocked by it on top of their owners' libraries, then those players shuffle their libraries.

: Target creature blocks Vortex Elemental this turn if able.

The sea is always hungry.

Mana:
Cardset: Born of the Gods #56 (Uncommon)
Type: Creature

Vorel of the Hull Clade

Legendary Creature - Human Merfolk

, : For each counter on target artifact, creature, or land, put another of those counters on that permanent.

"I used to hurl rocks and eat scraps of meat burned over a fire. Look at what I've become and tell me Simic does not hold infinite possibility."

Mana:
Power: 1/4
Cardset: Dragon's Maze #115 (Rare)
Type: Creature

Voracious Wurm

Creature - Wurm

Voracious Wurm enters the battlefield with X +1/+1 counters on it, where X is the amount of life you've gained this turn.

Shepherds in Kalonia know it's better to let sheep roam than have them be trapped when the wurms are feeding.

Mana:
Power: 2/2
Cardset: Magic 2014 #200 (Uncommon)
Type: Creature

Voracious Null

Creature - Zombie

, Sacrifice another creature: Put two +1/+1 counters on Voracious Null. Activate this ability only any time you could cast a sorcery.

"These days, there's no shortage of food for the nulls of Guul Draz."-Drana, Kalastria bloodchief

Mana:
Power: 2/2
Cardset: Battle for Zendikar #125 (Common)
Type: Creature

Volcanic Upheaval

Instant

Destroy target land.

Like a living organism, Zendikar rids itself of infection, and it does so abruptly and ruthlessly.

Mana:
Cardset: Battle for Zendikar #161 (Common)
Type: Instant

Volcanic Geyser

Instant

Volcanic Geyser deals X damage to target creature or player.

"The mountain's fire surges beneath your feet, demanding release. Can you not feel it?"

Mana:
Cardset: Magic 2014 #160 (Uncommon)
Magic 2013 #154 (Uncommon)
Sixth Edition #215 (Unknown)
Mirage #202 (Uncommon)
Type: Instant

Volatile Rig

Artifact Creature - Construct

Trample

Volatile Rig attacks each turn if able.

Whenever Volatile Rig is dealt damage, flip a coin. If you lose the flip, sacrifice Volatile Rig.

When Volatile Rig dies, flip a coin. If you lose the flip, it deals 4 damage to each creature and each player.

Mana:
Power: 4/4
Cardset: Return to Ravnica #236 (Rare)
Type: Artifact Creature

Voidwielder

Creature - Human Wizard

When Voidwielder enters the battlefield, you may return target creature to its owner's hand.

"He makes up his own laws, and that's dangerous to all who love peace and prosperity. Kill him on sight."
-Mirela, Azorius hussar

Mana:
Power: 1/4
Cardset: Return to Ravnica #56 (Common)
Type: Creature

Voidwalk

Sorcery

Exile target creature. Return it to the battlefield under its owner's control at the beginning of the next end step.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Mana:
Cardset: Gatecrash #55 (Uncommon)
Type: Sorcery

Void Winnower

Creature - Eldrazi

Your opponents can't cast spells with even converted mana costs. (Zero is even.)

Your opponents can't block with creatures with even converted mana costs.

"Have you ever seen a world fall to its knees? Watch, and learn."-Ob Nixilis

Mana:
Power: 11/9
Cardset: Battle for Zendikar #17 (Mythic Rare)
Type: Creature

Void Snare

Sorcery

Return target nonland permanent to its owner's hand.

"I've tried so many variations on how to get rid of annoying things that it's hard to decide which one I like best."
-Ashurel, voidmage

Mana:
Cardset: Magic 2015 #82 (Common)
Type: Sorcery

Void Shatter

Instant

Devoid (This card has no color.)

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Eldrazi break concentration like glass.

Mana:
Cardset: Oath of the Gatewatch #49 (Uncommon)
Type: Instant

Void Grafter

Creature - Eldrazi Drone

Devoid (This card has no color.)

Flash (You may cast this spell any time you could cast an instant.)

When Void Grafter enters the battlefield, another target creature you control gains hexproof until end of turn.

Mana:
Power: 2/4
Cardset: Oath of the Gatewatch #150 (Uncommon)
Type: Creature

Void Attendant

Creature - Eldrazi Processor

Devoid (This card has no color.)

, Put a card an opponent owns from exile into that player's graveyard: Put a 1/1 colorless Eldrazi Scion creature token onto the battlefield. It has "Sacrifice this creature: Add to your mana pool."

The Eldrazi don't merely extinguish life-they supplant it.

Mana:
Power: 2/3
Cardset: Battle for Zendikar #169 (Uncommon)
Type: Creature

Voice of Resurgence

Creature - Elemental

Whenever an opponent casts a spell during your turn or when Voice of Resurgence dies, put a green and white Elemental creature token onto the battlefield with "This creature's power and toughness are each equal to the number of creatures you control."

Mana:
Power: 2/2
Cardset: Dragon's Maze #114 (Mythic Rare)
Type: Creature

Vizkopa Guildmage

Creature - Human Wizard

: Target creature gains lifelink until end of turn.

: Whenever you gain life this turn, each opponent loses that much life.

Mana:
Power: 2/2
Cardset: Commander 2013 #225 (Uncommon)
Gatecrash #206 (Uncommon)
Type: Creature

Vizkopa Confessor

Creature - Human Cleric

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

When Vizkopa Confessor enters the battlefield, pay any amount of life. Target opponent reveals that many cards from his or her hand. You choose one of them and exile it.

Mana:
Power: 1/3
Cardset: Gatecrash #205 (Uncommon)
Type: Creature

Vizkopa Cofessor

Mana:
Cardset: Gatecrash #205 (Uncommon)
Type:

Vitu-Ghazi Guildmage

Creature - Dryad Shaman

: Put a 3/3 green Centaur creature token onto the battlefield.

: Populate. (Put a token onto the battlefield that's a copy of a creature token you control.)

"Preachers of freedom forget that conformity can be beautiful."

Mana:
Power: 2/2
Cardset: Return to Ravnica #207 (Uncommon)
Type: Creature

Visions of Brutality

Enchantment - Aura

Devoid (This card has no color.)

Enchant creature

Enchanted creature can't block.

Whenever enchanted creature deals damage, its controller loses that much life.

Mana:
Cardset: Oath of the Gatewatch #81 (Uncommon)
Type: Enchantment

Viper's Kiss

Enchantment - Aura

Enchant creature

Enchanted creature gets -1/-1, and its activated abilities can't be activated.

"I could heal a snakebite. Looks like you got bitten by a constellation."
-Aescalos, healer of Pharika

Mana:
Cardset: Theros #109 (Common)
Type: Enchantment

Vineweft

Enchantment - Aura

Enchant creature

Enchanted creature gets +1/+1.

: Return Vineweft from your graveyard to your hand.

Fortified by the wilds.

Mana:
Cardset: Magic 2015 #207 (Common)
Type: Enchantment

Vines of the Recluse

Instant

Target creature gets +1/+2 and gains reach until end of turn. Untap it. (A creature with reach can block creatures with flying.)

"The most elegant solutions are found in nature. You just have to know where to look."

Mana:
Cardset: Oath of the Gatewatch #146 (Common)
Type: Instant

Villainous Wealth

Sorcery

Target opponent exiles the top X cards of his or her library. You may cast any number of nonland cards with converted mana cost X or less from among them without paying their mana costs.

Gold buys death. Death earns gold.

Mana:
Cardset: Khans of Tarkir #211 (Rare)
Type: Sorcery

Vile Redeemer

Creature - Eldrazi

Devoid (This card has no color.)

Flash

When you cast Vile Redeemer, you may pay {C}. If you do, put a 1/1 colorless Eldrazi Scion creature token onto the battlefield for each nontoken creature that died under your control this turn. Those tokens have "Sacrifice this creature: Add {C} to your mana pool."

Mana:
Power: 3/3
Cardset: Oath of the Gatewatch #125 (Rare)
Type: Creature

Vile Rebirth

Instant

Exile target creature card from a graveyard. Put a 2/2 black Zombie creature token onto the battlefield.

"‘Here lies our beloved Gartu, the gentlest of all men.' Ooh, I love irony."
-Jadar, ghoulcaller of Nephalia

Mana:
Cardset: Magic 2014 #121 (Common)
Magic 2013 #115 (Common)
Type: Instant

Vile Aggregate

Creature - Eldrazi Drone

Devoid (This card has no color.)

Vile Aggregate's power is equal to the number of colorless creatures you control.

Trample

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of his or her library.)

Mana:
Power: */5
Cardset: Battle for Zendikar #137 (Uncommon)
Type: Creature

Viashino Shanktail

Creature - Viashino Warrior

First strike

Bloodrush - , Discard Viashino Shanktail: Target attacking creature gets +3/+1 and gains first strike until end of turn.

The Slizt Clan's battle cry is an impressive display of fury, defiance, and spit.

Mana:
Power: 3/1
Cardset: Gatecrash #110 (Uncommon)
Type: Creature

Viashino Racketeer

Creature - Viashino Rogue

When Viashino Racketeer enters the battlefield, you may discard a card. If you do, draw a card.

"You may call me a fool, selling this stuff on Orzhov turf. Well, you need to be a little reckless to survive."

Mana:
Power: 2/1
Cardset: Return to Ravnica #112 (Common)
Type: Creature

Viashino Firstblade

Creature - Viashino Soldier

Haste

When Viashino Firstblade enters the battlefield, it gets +2/+2 until end of turn.

"All that steel doesn't make them slower. It makes them bolder."
-Tajic, Blade of the Legion

Mana:
Power: 2/2
Cardset: Dragon's Maze #113 (Common)
Type: Creature

Vial of Poison

Artifact

, Sacrifice Vial of Poison: Target creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

There are worse ways to die, but not many.

Mana:
Cardset: Magic 2014 #226 (Uncommon)
Type: Artifact

Veteran Warleader

Creature - Human Soldier Ally

Veteran Warleader's power and toughness are each equal to the number of creatures you control.

Tap another untapped Ally you control: Veteran Warleader gains your choice of first strike, vigilance, or trample until end of turn.

Mana:
Power: */*
Cardset: Battle for Zendikar #221 (Rare)
Type: Creature

Vestige of Emrakul

Creature - Eldrazi Drone

Devoid (This card has no color.)

Trample

Emrakul has not been seen in months. Though her brood's numbers have dwindled in her absence, each drone is still a deadly threat.

Mana:
Power: 3/4
Cardset: Battle for Zendikar #136 (Common)
Type: Creature

Verdant Haven

Enchantment - Aura

Enchant land

When Verdant Haven enters the battlefield, you gain 2 life.

Whenever enchanted land is tapped for mana, its controller adds one mana of any color to his or her mana pool (in addition to the mana the land produces).

Mana:
Cardset: Magic 2015 #206 (Common)
Magic 2014 #199 (Common)
Gatecrash #138 (Common)
Type: Enchantment

Venom Sliver

Creature - Sliver

Sliver creatures you control have deathtouch. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)

"We attacked with arrows dipped in poison. The slivers that did not die began to change."
-Hastric, Thunian scout

Mana:
Power: 1/1
Cardset: Magic 2015 #205 (Uncommon)
Type: Creature

Venerable Lammasu

Creature - Lammasu

Flying

Lammasu are the enigmatic travelers of Tarkir, soaring high above all lands in all seasons. None know their true purpose, but they often arrive on the eve of great conflicts or turning points in history.

Mana:
Power: 5/4
Cardset: Khans of Tarkir #28 (Uncommon)
Type: Creature

Vastwood Hydra

Creature - Hydra

Vastwood Hydra enters the battlefield with X +1/+1 counters on it.

When Vastwood Hydra dies, you may distribute a number of +1/+1 counters equal to the number of +1/+1 counters on Vastwood Hydra among any number of creatures you control.

Mana:
Cardset: Magic 2014 #198 (Rare)
Type: Creature

Vassal Soul

Creature - Spirit

Flying

For the Azorius, the opportunity to serve the law is too great an honor for death to interrupt.

Mana: {{/}}{{/}}
Power: 2/2
Cardset: Return to Ravnica #224 (Common)
Type: Creature

Varolz, the Scar-Striped

Legendary Creature - Troll Warrior

Each creature card in your graveyard has scavenge. The scavenge cost is equal to its mana cost. (Exile a creature card from your graveyard and pay its mana cost: Put a number of +1/+1 counters equal to that card's power on target creature. Scavenge only as a sorcery.)

Sacrifice another creature: Regenerate Varolz, the Scar-Striped.

Mana:
Power: 2/2
Cardset: Dragon's Maze #112 (Rare)
Type: Creature

Vaporkin

Creature - Elemental

Flying

Vaporkin can block only creatures with flying.

"Mists are carefree. They drift where they will, unencumbered by rocks and river beds."
-Thrasios, triton hero

Mana:
Power: 2/1
Cardset: Theros #72 (Common)
Type: Creature

Vanquish the Foul

Sorcery

Destroy target creature with power 4 or greater. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Mana:
Cardset: Theros #35 (Uncommon)
Type: Sorcery

Vanguard of Brimaz

Creature - Cat Soldier

Vigilance

Heroic - Whenever you cast a spell that targets Vanguard of Brimaz, put a 1/1 white Cat Soldier creature token with vigilance onto the battlefield.

"The humans and their gods never blessed me. Only the pride deserves my allegiance."

Mana:
Power: 2/2
Cardset: Born of the Gods #29 (Uncommon)
Type: Creature

Vandalblast

Sorcery

Destroy target artifact you don't control.

Overload (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Beauty is in the eye of the exploder.

Mana:
Cardset: Return to Ravnica #111 (Uncommon)
Type: Sorcery

Vampiric Rites

Enchantment

, Sacrifice a creature: You gain 1 life and draw a card.

For vampires, blood carries more than life. Memories long eroded from the minds of bloodchiefs can be reclaimed from the veins of their sired kin.

Mana:
Cardset: Battle for Zendikar #124 (Uncommon)
Type: Enchantment

Vampire Warlord

Creature - Vampire Warrior

Sacrifice another creature: Regenerate Vampire Warlord. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

"How can you serve me? By dying."

Mana:
Power: 4/2
Cardset: Magic 2014 #120 (Uncommon)
Type: Creature

Vampire Envoy

Creature - Vampire Cleric Ally

Flying

Whenever Vampire Envoy becomes tapped, you gain 1 life.

"Zendikar will fight until it has bled its last."

Mana:
Power: 1/4
Cardset: Oath of the Gatewatch #92 (Common)
Type: Creature

Valley Dasher

Creature - Human Berserker

Haste

Valley Dasher attacks each turn if able.

Mardu riders' greatest fear is that a battle might end before their weapons draw blood.

Mana:
Power: 2/2
Cardset: Khans of Tarkir #125 (Common)
Type: Creature

Valakut Predator

Creature - Elemental

Landfall - Whenever a land enters the battlefield under your control, Valakut Predator gets +2/+2 until end of turn.

"Whatever volcanoes dream of, it seems like they always wake up grumpy."-Raff Slugeater, goblin shortcutter

Mana:
Power: 2/2
Cardset: Battle for Zendikar #160 (Common)
Type: Creature

Valakut Invoker

Creature - Human Shaman

: Valakut Invoker deals 3 damage to target creature or player.

"As long as we have walked this world, we have known it as a harsh and unforgiving place."-The Invokers' Tales

Mana:
Power: 2/3
Cardset: Battle for Zendikar #159 (Common)
Type: Creature

Utvara Hellkite

Creature - Dragon

Flying

Whenever a Dragon you control attacks, put a 6/6 red Dragon creature token with flying onto the battlefield.

The fear of dragons is as old and as powerful as the fear of death itself.

Mana:
Power: 6/6
Cardset: Return to Ravnica #110 (Mythic Rare)
Type: Creature

Utter End

Instant

Exile target nonland permanent.

"I came seeking a challenge. All I found was you."
-Zurgo, khan of the Mardu

Mana:
Cardset: Khans of Tarkir #210 (Rare)
Type: Instant

Urborg, Tomb of Yawgmoth

Legendary Land

Each land is a Swamp in addition to its other land types.

"Yawgmoth's corpse is a wound in the universe. His foul blood seeps out, infecting the land with his final curse."
-Lord Windgrace

Mana:
Cardset: Magic 2015 #248 (Rare)
Planar Chaos #165 (Rare)
Type: Land

Urbis Protector

Creature - Human Cleric

When Urbis Protector enters the battlefield, put a 4/4 white Angel creature token with flying onto the battlefield.

"I hear that Boros is losing its angels to the Gateless Movement. I'm sure this comes as no surprise to you."
-Teysa, to Lazav

Mana:
Power: 1/1
Cardset: Gatecrash #27 (Uncommon)
Type: Creature

Urban Evolution

Sorcery

Draw three cards. You may play an additional land this turn.

As the Simic released more of their krasis experiments, they required new habitats, always at the expense of the locals.

Mana:
Cardset: Gatecrash #204 (Uncommon)
Type: Sorcery

Urban Burgeoning

Enchantment - Aura

Enchant land

Enchanted land has "Untap this land during each other player's untap step."

The ruins of Old Prahv became a wildspace, although all birdsong was silenced by lingering Azorius magic.

Mana:
Cardset: Return to Ravnica #138 (Common)
Type: Enchantment

Unyielding Krumar

Creature - Orc Warrior

: Unyielding Krumar gains first strike until end of turn.

"The man whom I call father killed the orc who sired me, offering his world and his blade in return."

Mana:
Power: 3/3
Cardset: Khans of Tarkir #94 (Common)
Type: Creature

Untamed Hunger

Enchantment - Aura

Enchant creature

Enchanted creature gets +2/+1 and has menace. (It can't be blocked except by two or more creatures.)

"Mindlessness is not weakness. When we are lost to hunger we are unstoppable."
-Drana, Kalastria bloodchief

Mana:
Cardset: Oath of the Gatewatch #91 (Common)
Type: Enchantment

Unravel the Æther

Instant

Choose target artifact or enchantment. Its owner shuffles it into his or her library.

Thaumaturges of Theros have learned to weave their magic into the world around them, but it can be pulled apart strand by strand.

Mana:
Cardset: Born of the Gods #143 (Uncommon)
Type: Instant

Unnatural Endurance

Instant

Devoid (This card has no color.)

Target creature gets +2/+0 until end of turn. Regenerate it.

"Eldrazi don't die easy. Sometimes they don't die at all."
-Yon Basrel, Oran-Rief survivalist

Mana:
Cardset: Oath of the Gatewatch #80 (Common)
Type: Instant

Unnatural Aggression

Instant

Devoid (This card has no color.)

Target creature you control fights target creature an opponent controls. If the creature an opponent controls would die this turn, exile it instead.

The battle served as a grim reminder of what a final victory for the Eldrazi would mean.

Mana:
Cardset: Battle for Zendikar #168 (Common)
Type: Instant

Unmake the Graves

Instant

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Return up to two target creature cards from your graveyard to your hand.

"I'm raising an army. Any volunteers?"

Mana:
Cardset: Magic 2015 #120 (Common)
Type: Instant

Unknown Shores

Land

: Add {C} to your mana pool. ({C} represents colorless mana.)

, : Add one mana of any color to your mana pool.

Philosophers speak of a place where myths wash like tides upon the shores of the real.

Cardset: Oath of the Gatewatch #181 (Common)
Theros #229 (Common)
Type: Land

Unity of Purpose

Instant

Support 2. (Put a +1/+1 counter on each of up to two target creatures.)

Untap each creature you control with a +1/+1 counter on it.

Faced with the novel problem of inspiring an army, Jace asked himself: "What would Gideon say?"

Mana:
Cardset: Oath of the Gatewatch #66 (Uncommon)
Type: Instant

Unified Front

Sorcery

Converge - Put a 1/1 white Kor Ally creature token onto the battlefield for each color of mana spent to cast Unified Front.

The kor's pride in their independence has given way to a strong sense of community that embraces all of Zendikar.

Mana:
Cardset: Battle for Zendikar #53 (Uncommon)
Type: Sorcery

Unflinching Courage

Enchantment - Aura

Enchant creature

Enchanted creature gets +2/+2 and has trample and lifelink.

As Trostani's influence grew, vitality spread through the Conclave-much to the other guilds' dismay.

Mana:
Cardset: Dragon's Maze #111 (Uncommon)
Type: Enchantment

Unexpected Results

Sorcery

Shuffle your library, then reveal the top card. If it's a nonland card, you may cast it without paying its mana cost. If it's a land card, you may put it onto the battlefield and return Unexpected Results to its owner's hand.

Mana:
Cardset: Gatecrash #203 (Rare)
Type: Sorcery

Underworld Connections

Enchantment - Aura

Enchant land

Enchanted land has ", Pay 1 life: Draw a card."

If you're looking for it, it's available. The question is how much you're willing to pay.

Mana:
Cardset: Return to Ravnica #83 (Rare)
Type: Enchantment

Underworld Coinsmith

Enchantment Creature - Human Cleric

Constellation - Whenever Underworld Coinsmith or another enchantment enters the battlefield under your control, you gain 1 life.

, Pay 1 life: Each opponent loses 1 life.

Coins of the Underworld are shaped from clay funerary masks.

Mana:
Power: 2/2
Cardset: Journey Into Nyx #157 (Uncommon)
Type: Enchantment

Underworld Cerberus

Creature - Hound

Underworld Cerberus can't be blocked except by three or more creatures.

Cards in graveyards can't be the targets of spells or abilities.

When Underworld Cerberus dies, exile it and each player returns all creature cards from his or her graveyard to his or her hand.

Mana:
Power: 6/6
Cardset: Theros #208 (Mythic Rare)
Type: Creature

Undergrowth Scavenger

Creature - Fungus Horror

Undergrowth Scavenger enters the battlefield with a number of +1/+1 counters on it equal to the number of creature cards in all graveyards.

It sees a rotting carcass as a good wine which has been aged properly.

Mana:
Cardset: Magic 2015 #204 (Common)
Type: Creature

Undergrowth Champion

Creature - Elemental

If damage would be dealt to Undergrowth Champion while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from Undergrowth Champion.

Landfall - Whenever a land enters the battlefield under your control, put a +1/+1 counter on Undergrowth Champion.

Mana:
Power: 2/2
Cardset: Battle for Zendikar #197 (Mythic Rare)
Type: Creature

Undercity Plague

Sorcery

Target player loses 1 life, discards a card, then sacrifices a permanent.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Mana:
Cardset: Gatecrash #83 (Rare)
Type: Sorcery

Undercity Informer

Creature - Human Rogue

, Sacrifice a creature: Target player reveals cards from the top of his or her library until he or she reveals a land card, then puts those cards into his or her graveyard.

"Scandal and slander are never welcome news. That's why I'm never the messenger."

Mana:
Power: 2/3
Cardset: Gatecrash #82 (Uncommon)
Type: Creature

Undead Minotaur

Creature - Zombie Minotaur

"The work that went into creating this magnificent specimen. Horrific, deadly, well-balanced. Not all necromancers do elegant work like this."-Lestin, necromancer

Mana:
Power: 2/3
Cardset: Magic 2014 #119 (Common)
Type: Creature

Uncovered Clues

Sorcery

Look at the top four cards of your library. You may reveal up to two instant and/or sorcery cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.

The Implicit Maze winds through Ravnica, connecting arcane landmarks of all ten guilds.

Mana:
Cardset: Dragon's Maze #19 (Common)
Type: Sorcery

Umara Entangler

Creature - Merfolk Rogue Ally

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

"Sea Gate is gone, the Halimar basin empty. But rebuild the seawall and give these waters time, and they will fill the basin anew."

Mana:
Power: 2/1
Cardset: Oath of the Gatewatch #65 (Common)
Type: Creature

Ultimate Price

Instant

Destroy target monocolored creature.

"Let him be an example to others who would default on their debts to us."
-"The Cozen," Orzhov assassin

Mana:
Cardset: Dragons of Tarkir #124 (Uncommon)
Return to Ravnica #82 (Uncommon)
Type: Instant

Ulcerate

Instant

Target creature gets -3/-3 until end of turn. You lose 3 life.

"If it were merely lethal, that would be sufficient. The art, however, is in maximizing the suffering it causes."
-Liliana Vess

Mana:
Cardset: Magic 2015 #119 (Uncommon)
Type: Instant

Ulamog, the Ceaseless Hunger

Legendary Creature - Eldrazi

When you cast Ulamog, the Ceaseless Hunger, exile two target permanents.

Indestructible

Whenever Ulamog attacks, defending player exiles the top twenty cards of his or her library.

A force as voracious as time itself.

Mana:
Power: 10/10
Cardset: Battle for Zendikar #15 (Mythic Rare)
Type: Creature

Ulamog's Reclaimer

Creature - Eldrazi Processor

Devoid (This card has no color.)

When Ulamog's Reclaimer enters the battlefield, you may put a card an opponent owns from exile into that player's graveyard. If you do, return target instant or sorcery card from your graveyard to your hand.

Mana:
Power: 2/5
Cardset: Battle for Zendikar #68 (Uncommon)
Type: Creature

Ulamog's Nullifier

Creature - Eldrazi Processor

Devoid (This card has no color.)

Flash

Flying

When Ulamog's Nullifier enters the battlefield, you may put two cards your opponents own from exile into their owners' graveyards. If you do, counter target spell.

Mana:
Power: 2/3
Cardset: Battle for Zendikar #207 (Uncommon)
Type: Creature

Ulamog's Despoiler

Creature - Eldrazi Processor

As Ulamog's Despoiler enters the battlefield, you may put two cards your opponents own from exile into their owners' graveyards. If you do, Ulamog's Despoiler enters the battlefield with four +1/+1 counters on it.

Mana:
Power: 5/5
Cardset: Battle for Zendikar #16 (Uncommon)
Type: Creature

Ugin's Nexus

Legendary Artifact

If a player would begin an extra turn, that player skips that turn instead.

If Ugin's Nexus would be put into a graveyard from the battlefield, instead exile it and take an extra turn after this one.

All at once Sarkhan's mind fell silent.

Mana:
Cardset: Khans of Tarkir #227 (Mythic Rare)
Type: Artifact

Ugin's Insight

Sorcery

Scry X, where X is the highest converted mana cost among permanents you control, then draw three cards.

"You speak to me of the threat of Ulamog. But do not forget: they came as three."-Ugin, to Jace Beleren

Mana:
Cardset: Battle for Zendikar #87 (Rare)
Type: Sorcery

Ubul Sar Gatekeepers

Creature - Zombie Soldier

When Ubul Sar Gatekeepers enters the battlefield, if you control two or more Gates, target creature an opponent controls gets -2/-2 until end of turn.

There are many gates into the undercity, but few ways out.

Mana:
Power: 2/4
Cardset: Dragon's Maze #30 (Common)
Type: Creature

Tyrant's Machine

Artifact

, : Tap target creature.

"Though tempered differently, all wills can be broken."
-Inquisitor Kyrik

Mana:
Cardset: Magic 2015 #238 (Common)
Type: Artifact

Tyrant of Valakut

Creature - Dragon

Surge (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Flying

When Tyrant of Valakut enters the battlefield, if its surge cost was paid, it deals 3 damage to target creature or player.

Mana:
Power: 5/4
Cardset: Oath of the Gatewatch #119 (Rare)
Type: Creature

Typhoid Rats

Creature - Rat

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Kidnappers caught in Havengul are given two choices: languish in prison or become rat catchers. The smart ones go to prison.

Mana:
Power: 1/1
Cardset: Fate Reforged #89 (Common)
Magic 2015 #118 (Common)
Conspiracy #130 (Common)
Innistrad #120 (Common)
Type: Creature

Tymaret, the Murder King

Legendary Creature - Zombie Warrior

, Sacrifice another creature: Tymaret, the Murder King deals 2 damage to target player.

, Sacrifice a creature: Return Tymaret from your graveyard to your hand.

His memories remained in the Underworld, but his cruelty crossed the Rivers with him.

Mana:
Power: 2/2
Cardset: Theros #207 (Rare)
Type: Creature

Two-Headed Cerberus

Creature - Hound

Double strike (This creature deals both first-strike and regular combat damage.)

The left head keeps the right head starved as motivation to track new prey.

Mana:
Power: 1/2
Cardset: Theros #146 (Common)
Type: Creature

Twinflame

Sorcery

Strive - Twinflame costs more to cast for each target beyond the first.

Choose any number of target creatures you control. For each of them, put a token that's a copy of that creature onto the battlefield. Those tokens have haste. Exile them at the beginning of the next end step.

Mana:
Cardset: Journey Into Nyx #115 (Rare)
Type: Sorcery