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Necropolis Fiend

Creature - Demon

Delve (Each card you exile from your graveyard while casting this spell pays for .)

Flying

, , Exile X cards from your graveyard: Target creature gets -X/-X until end of turn.

Mana:
Power: 4/5
Cardset: Khans of Tarkir #82 (Rare)
Type: Creature

Necropolis Regent

Creature - Vampire

Flying

Whenever a creature you control deals combat damage to a player, put that many +1/+1 counters on it.

"Jarad fancies himself king of the undercity, but he's merely king of rot."

Mana:
Power: 6/5
Cardset: Return to Ravnica #71 (Mythic Rare)
Type: Creature

Needle Spires

Land

Needle Spires enters the battlefield tapped.

: Add or to your mana pool.

: Needle Spires becomes a 2/1 red and white Elemental creature with double strike until end of turn. It's still a land.

Cardset: Oath of the Gatewatch #175 (Rare)
Type: Land

Negate

Instant

Counter target noncreature spell.

Masters of the arcane savor a delicious irony. Their study of deep and complex arcana leads to such a simple end: the ability to say merely yes or no.

Mana:
Cardset: Oath of the Gatewatch #59 (Common)
Dragons of Tarkir #65 (Common)
Magic 2015 #71 (Common)
Magic 2014 #64 (Common)
Magic 2013 #62 (Common)
Magic 2012 #69 (Common)
Magic 2011 #68 (Common)
Magic 2010 #65 (Common)
Morningtide #43 (Common)
Type: Instant

Nemesis of Mortals

Creature - Snake

Nemesis of Mortals costs less to cast for each creature card in your graveyard.

: Monstrosity 5. This ability costs less to activate for each creature card in your graveyard. (If this creature isn't monstrous, put five +1/+1 counters on it and it becomes monstrous.)

Mana:
Power: 5/5
Cardset: Theros #163 (Uncommon)
Type: Creature

Nephalia Seakite

Creature - Bird

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

Flying

"Keep one eye on the cliff road or you may fall to your death. Keep one eye on the sky or your death may fall on you."
-Manfried Ulmach, Elgaud Master-at-Arms

Mana:
Power: 2/3
Cardset: Magic 2014 #65 (Common)
Dark Ascension #43 (Common)
Type: Creature

Nessian Asp

Creature - Snake

Reach

: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)

It's not the two heads you should fear. It's the four fangs.

Mana:
Power: 4/5
Cardset: Theros #164 (Common)
Type: Creature

Nessian Courser

Creature - Centaur Warrior

Mana:
Power: 3/3
Cardset: Theros #165 (Common)
Future Sight #148 (Common)
Type: Creature

Nessian Demolok

Creature - Beast

Tribute 3 (As this creature enters the battlefield, an opponent of your choice may place three +1/+1 counters on it.)

When Nessian Demolok enters the battlefield, if tribute wasn't paid, destroy target noncreature permanent.

Mana:
Power: 3/3
Cardset: Born of the Gods #128 (Uncommon)
Type: Creature

Nessian Game Warden

Creature - Beast

When Nessian Game Warden enters the battlefield, look at the top X cards of your library, where X is the number of Forests you control. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Mana:
Power: 4/5
Cardset: Journey Into Nyx #132 (Uncommon)
Type: Creature

Nessian Wilds Ravager

Creature - Hydra

Tribute 6 (As this creature enters the battlefield, an opponent of your choice may place six +1/+1 counters on it.)

When Nessian Wilds Ravager enters the battlefield, if tribute wasn't paid, you may have Nessian Wilds Ravager fight another target creature. (Each deals damage equal to its power to the other.)

Mana:
Power: 6/6
Cardset: Born of the Gods #129 (Rare)
Type: Creature

Netcaster Spider

Creature - Spider

Reach (This creature can block creatures with flying.)

Whenever Netcaster Spider blocks a creature with flying, Netcaster Spider gets +2/+0 until end of turn.

It is an expert at culling individuals who stray too far from the herd.

Mana:
Power: 2/3
Cardset: Oath of the Gatewatch #137 (Common)
Magic 2015 #186 (Common)
Type: Creature

Nettle Drone

Creature - Eldrazi Drone

Devoid (This card has no color.)

: Nettle Drone deals 1 damage to each opponent.

Whenever you cast a colorless spell, untap Nettle Drone.

Mana:
Power: 3/1
Cardset: Battle for Zendikar #131 (Common)
Type: Creature

New Prahv Guildmage

Creature - Human Wizard

: Target creature gains flying until end of turn.

: Detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.)

Mana:
Power: 2/2
Cardset: Return to Ravnica #181 (Uncommon)
Type: Creature

Nightfire Giant

Creature - Zombie Giant

Nightfire Giant gets +1/+1 as long as you control a Mountain.

: Nightfire Giant deals 2 damage to target creature or player.

Nightfire turns the greatest weakness of the undead into formidable strength.

Mana:
Power: 4/3
Cardset: Magic 2015 #109 (Uncommon)
Type: Creature

Nighthowler

Enchantment Creature - Horror

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Nighthowler and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards.

Mana:
Cardset: Theros #98 (Rare)
Type: Enchantment

Nightmare

Creature - Nightmare Horse

Flying

Nightmare's power and toughness are each equal to the number of Swamps you control.

The thunder of its hooves beats dreams into despair.

Mana:
Power: */*
Cardset: Magic 2014 #108 (Rare)
Magic 2010 #107 (Rare)
Tenth Edition #164 (Rare)
Ninth Edition #150 (Rare)
Eighth Edition #150 (Rare)
Seventh Edition #150 (Rare)
Sixth Edition #146 (Unknown)
Fifth Edition #46 (Rare)
Fourth Edition #34 (Rare)
Revised Edition #28 (Rare)
Unlimited Edition #27 (Rare)
Beta Edition #27 (Unknown)
Alpha Edition #27 (Unknown)
Type: Creature

Nightmarish End

Instant

Target creature gets -X/-X until end of turn, where X is the number of cards in your hand.

"To think some believe it peaceful to die in one's sleep."
-Ashiok, Nightmare Weaver

Mana:
Cardset: Journey Into Nyx #76 (Uncommon)
Type: Instant

Nightveil Specter

Creature - Specter

Flying

Whenever Nightveil Specter deals combat damage to a player, that player exiles the top card of his or her library.

You may play cards exiled with Nightveil Specter.

Mana: {{/}}{{/}}{{/}}
Power: 2/3
Cardset: Gatecrash #222 (Rare)
Type: Creature

Nightwing Shade

Creature - Shade

Flying

: Nightwing Shade gets +1/+1 until end of turn.

"There is one hour of the night even we do not watch."
-Sedva, captain of the watch

Mana:
Power: 2/2
Cardset: Magic 2014 #109 (Common)
Magic 2011 #109 (Common)
Type: Creature

Nimbus Naiad

Enchantment Creature - Nymph

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Flying

Enchanted creature gets +2/+2 and has flying.

Mana:
Power: 2/2
Cardset: Theros #56 (Common)
Type: Enchantment

Nimbus of the Isles

Creature - Elemental

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

The people of the Sevick Isles have a unique understanding of the term "ominous clouds."

Mana:
Power: 3/3
Cardset: Magic 2015 #72 (Common)
Type: Creature

Nimbus Swimmer

Creature - Leviathan

Flying

Nimbus Swimmer enters the battlefield with X +1/+1 counters on it.

The Simic soon discovered that the sky offered as few constraints on size as the sea.

Mana:
Cardset: Gatecrash #181 (Uncommon)
Type: Creature

Nirkana Assassin

Creature - Vampire Assassin Ally

Whenever you gain life, Nirkana Assassin gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Nirkana assassins craft incurable concoctions by mixing basilisk marrow and deathwillow sap with the vital fluids of a dozen other poisonous species.

Mana:
Power: 2/3
Cardset: Battle for Zendikar #118 (Common)
Type: Creature

Nissa's Expedition

Sorcery

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.)

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle your library.

Mana:
Cardset: Magic 2015 #188 (Uncommon)
Type: Sorcery

Nissa's Judgment

Sorcery

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

Choose up to one target creature an opponent controls. Each creature you control with a +1/+1 counter on it deals damage equal to its power to that creature.

Mana:
Cardset: Oath of the Gatewatch #139 (Uncommon)
Type: Sorcery

Nissa's Renewal

Sorcery

Search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle your library. You gain 7 life.

Her connection to the plane restored, Nissa felt the power of Zendikar surge through her.

Mana:
Cardset: Battle for Zendikar #180 (Rare)
Type: Sorcery

Nissa, Voice of Zendikar

Planeswalker - Nissa (Loyalty: 3)

+1: Put a 0/1 green Plant creature token onto the battlefield.

−2: Put a +1/+1 counter on each creature you control.

−7: You gain X life and draw X cards, where X is the number of lands you control.

Mana:
Cardset: Oath of the Gatewatch #138 (Mythic Rare)
Type: Planeswalker

Nissa, Worldwaker

Planeswalker - Nissa (Loyalty: 3)

+1: Target land you control becomes a 4/4 Elemental creature with trample. It's still a land.

+1: Untap up to four target Forests.

−7: Search your library for any number of basic land cards, put them onto the battlefield, then shuffle your library. Those lands become 4/4 Elemental creatures with trample. They're still lands.

Mana:
Cardset: Magic 2015 #187 (Mythic Rare)
Type: Planeswalker

Niv-Mizzet, Dracogenius

Legendary Creature - Dragon Wizard

Flying

Whenever Niv-Mizzet, Dracogenius deals damage to a player, you may draw a card.

: Niv-Mizzet, Dracogenius deals 1 damage to target creature or player.

He has no patience for minds that do not inspire him or explode by trying.

Mana:
Power: 5/5
Cardset: Return to Ravnica #183 (Mythic Rare)
Type: Creature

Nivix Cyclops

Creature - Cyclops

Defender

Whenever you cast an instant or sorcery spell, Nivix Cyclops gets +3/+0 until end of turn and can attack this turn as though it didn't have defender.

Mana:
Power: 1/4
Cardset: Dragon's Maze #87 (Common)
Type: Creature

Nivix Guildmage

Creature - Human Wizard

: Draw a card, then discard a card.

: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

"The only action worth taking is one with an unknown outcome."

Mana:
Power: 2/2
Cardset: Commander 2013 #202 (Uncommon)
Return to Ravnica #182 (Uncommon)
Type: Creature

Nivmagus Elemental

Creature - Elemental

Exile an instant or sorcery spell you control: Put two +1/+1 counters on Nivmagus Elemental. (That spell won't resolve.)

When it escaped, the experimenters hesitated. It would cause untold havoc, yet they wished to see it in action.

Mana: {{/}}
Power: 1/2
Cardset: Return to Ravnica #219 (Rare)
Type: Creature

Noble Quarry

Enchantment Creature - Unicorn

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

All creatures able to block Noble Quarry or enchanted creature do so.

Enchanted creature gets +1/+1.

Mana:
Power: 1/1
Cardset: Born of the Gods #130 (Uncommon)
Type: Enchantment

Nomad Outpost

Land

Nomad Outpost enters the battlefield tapped.

: Add , , or to your mana pool.

"Only the weak imprison themselves behind walls. We live free under the wind, and our freedom makes us strong."
-Zurgo, khan of the Mardu

Cardset: Khans of Tarkir #237 (Uncommon)
Type: Land

Notion Thief

Creature - Human Rogue

Flash

If an opponent would draw a card except the first one he or she draws in each of his or her draw steps, instead that player skips that draw and you draw a card.

Mana:
Power: 3/1
Cardset: Dragon's Maze #88 (Rare)
Type: Creature

Noyan Dar, Roil Shaper

Legendary Creature - Merfolk Ally

Whenever you cast an instant or sorcery spell, you may put three +1/+1 counters on target land you control. If you do, that land becomes a 0/0 Elemental creature with haste that's still a land.

After many years as a lullmage, Noyan Dar turned his talents from allaying Zendikar's fury to the considerably easier task of rousing it.

Mana:
Power: 4/4
Cardset: Battle for Zendikar #216 (Rare)
Type: Creature

Null Caller

Creature - Vampire Shaman

, Exile a creature card from your graveyard: Put a 2/2 black Zombie creature token onto the battlefield tapped.

Zendikar's defenders include both healers and vampires. One way or another, the fallen will return to the fight.

Mana:
Power: 2/4
Cardset: Oath of the Gatewatch #88 (Uncommon)
Type: Creature

Nullify

Instant

Counter target creature or Aura spell.

"Those who incur Thassa's anger will be swallowed whole by her waves, or torn asunder by her bident."
-Thrasios, triton hero

Mana:
Cardset: Born of the Gods #45 (Common)
Type: Instant

Nykthos, Shrine to Nyx

Legendary Land

: Add to your mana pool.

, : Choose a color. Add to your mana pool an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Mana:
Cardset: Theros #223 (Rare)
Type: Land

Nylea's Disciple

Creature - Centaur Archer

When Nylea's Disciple enters the battlefield, you gain life equal to your devotion to green. (Each in the mana costs of permanents you control counts toward your devotion to green.)

Mana:
Power: 3/3
Cardset: Theros #167 (Common)
Type: Creature

Nylea's Emissary

Enchantment Creature - Cat

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Trample

Enchanted creature gets +3/+3 and has trample.

Mana:
Power: 3/3
Cardset: Theros #168 (Uncommon)
Type: Enchantment

Nylea's Presence

Enchantment - Aura

Enchant land

When Nylea's Presence enters the battlefield, draw a card.

Enchanted land is every basic land type in addition to its other types.

Mana:
Cardset: Theros #169 (Common)
Type: Enchantment

Nylea, God of the Hunt

Legendary Enchantment Creature - God

Indestructible

As long as your devotion to green is less than five, Nylea isn't a creature. (Each in the mana costs of permanents you control counts toward your devotion to green.)

Other creatures you control have trample.

: Target creature gets +2/+2 until end of turn.

Mana:
Power: 6/6
Cardset: Theros #166 (Mythic Rare)
Type: Enchantment

Nyx Infusion

Enchantment - Aura

Enchant creature

Enchanted creature gets +2/+2 as long as it's an enchantment. Otherwise, it gets -2/-2.

A balm or a poison depending on how it is administered, and to whom.

Mana:
Cardset: Journey Into Nyx #77 (Common)
Type: Enchantment

Nyx Weaver

Enchantment Creature - Spider

Reach

At the beginning of your upkeep, put the top two cards of your library into your graveyard.

, Exile Nyx Weaver: Return target card from your graveyard to your hand.

Mana:
Power: 2/3
Cardset: Journey Into Nyx #153 (Uncommon)
Type: Enchantment

Nyx-Fleece Ram

Enchantment Creature - Sheep

At the beginning of your upkeep, you gain 1 life.

The gods are fascinated by innocence, perhaps because it's a quality they themselves lack.

Mana:
Cardset: Journey Into Nyx #18 (Uncommon)
Type: Enchantment

Nyxborn Eidolon

Enchantment Creature - Spirit

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Enchanted creature gets +2/+1.

A body Returned, a soul still lost.

Mana:
Power: 2/1
Cardset: Born of the Gods #78 (Common)
Type: Enchantment

Nyxborn Rollicker

Enchantment Creature - Satyr

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Enchanted creature gets +1/+1.

Mana:
Power: 1/1
Cardset: Born of the Gods #102 (Common)
Type: Enchantment

Nyxborn Shieldmate

Enchantment Creature - Human Soldier

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Enchanted creature gets +1/+2.

In Meletis, the walls have ears. In Akros, they have blades.

Mana:
Power: 1/2
Cardset: Born of the Gods #21 (Common)
Type: Enchantment

Nyxborn Triton

Enchantment Creature - Merfolk

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Enchanted creature gets +2/+3.

"He is Thassa's. I could not sway him."
-Kiora

Mana:
Power: 2/3
Cardset: Born of the Gods #46 (Common)
Type: Enchantment

Nyxborn Wolf

Enchantment Creature - Wolf

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Enchanted creature gets +3/+1.

Mana:
Power: 3/1
Cardset: Born of the Gods #131 (Common)
Type: Enchantment

Oak Street Innkeeper

Creature - Elf

As long as it's not your turn, tapped creatures you control have hexproof.

The city is vast and perilous, but there are places where a weary traveler can feel very much at home.

Mana:
Power: 1/2
Cardset: Return to Ravnica #131 (Uncommon)
Type: Creature

Oakheart Dryads

Enchantment Creature - Nymph Dryad

Constellation - Whenever Oakheart Dryads or another enchantment enters the battlefield under your control, target creature gets +1/+1 until end of turn.

"I do not know if the forest was different after they passed. But I know I was."
-Ianthe, Setessan hunter

Mana:
Power: 2/3
Cardset: Journey Into Nyx #133 (Common)
Type: Enchantment

Oath of Chandra

Legendary Enchantment

When Oath of Chandra enters the battlefield, it deals 3 damage to target creature an opponent controls.

At the beginning of each end step, if a planeswalker entered the battlefield under your control this turn, Oath of Chandra deals 2 damage to each opponent.

"If it means that people can live in freedom, yeah, I'll keep watch."

Mana:
Cardset: Oath of the Gatewatch #113 (Rare)
Type: Enchantment

Oath of Gideon

Legendary Enchantment

When Oath of Gideon enters the battlefield, put two 1/1 white Kor Ally creature tokens onto the battlefield.

Each planeswalker you control enters the battlefield with an additional loyalty counter on it.

"For justice and peace, I will keep watch."

Mana:
Cardset: Oath of the Gatewatch #30 (Rare)
Type: Enchantment

Oath of Jace

Legendary Enchantment

When Oath of Jace enters the battlefield, draw three cards, then discard two cards.

At the beginning of your upkeep, scry X, where X is the number of planeswalkers you control.

"For the sake of the Multiverse, I will keep watch."

Mana:
Cardset: Oath of the Gatewatch #60 (Rare)
Type: Enchantment

Oath of Nissa

Legendary Enchantment

When Oath of Nissa enters the battlefield, look at the top three cards of your library. You may reveal a creature, land, or planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

You may spend mana as though it were mana of any color to cast planeswalker spells.

"For the life of every plane, I will keep watch."

Mana:
Cardset: Oath of the Gatewatch #140 (Rare)
Type: Enchantment

Oath of the Ancient Wood

Enchantment

Whenever Oath of the Ancient Wood or another enchantment enters the battlefield under your control, you may put a +1/+1 counter on target creature.

"Some gaze upon the forest and see trees. I see true power."

Mana:
Cardset: Magic 2014 #187 (Rare)
Type: Enchantment

Ob Nixilis Reignited

Planeswalker - Nixilis (Loyalty: 5)

+1: You draw a card and you lose 1 life.

−3: Destroy target creature.

−8: Target opponent gets an emblem with "Whenever a player draws a card, you lose 2 life."

Mana:
Cardset: Battle for Zendikar #119 (Mythic Rare)
Type: Planeswalker

Ob Nixilis, Unshackled

Legendary Creature - Demon

Flying, trample

Whenever an opponent searches his or her library, that player sacrifices a creature and loses 10 life.

Whenever another creature dies, put a +1/+1 counter on Ob Nixilis, Unshackled.

Designed by Brad Muir

Mana:
Power: 4/4
Cardset: Magic 2015 #110 (Rare)
Type: Creature

Obelisk of Urd

Artifact

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.)

As Obelisk of Urd enters the battlefield, choose a creature type.

Creatures you control of the chosen type get +2/+2.

Mana:
Cardset: Magic 2015 #222 (Rare)
Type: Artifact

Oblivion Sower

Creature - Eldrazi

When you cast Oblivion Sower, target opponent exiles the top four cards of his or her library, then you may put any number of land cards that player owns from exile onto the battlefield under your control.

The Eldrazi hunger without limit and consume without pause.

Mana:
Power: 5/8
Cardset: Battle for Zendikar #11 (Mythic Rare)
Type: Creature

Oblivion Strike

Sorcery

Devoid (This card has no color.)

Exile target creature.

It's bad enough to be torn to pieces. It's worse by far to be torn from the world itself.

Mana:
Cardset: Oath of the Gatewatch #75 (Common)
Type: Sorcery

Observant Alseid

Enchantment Creature - Nymph

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Vigilance

Enchanted creature gets +2/+2 and has vigilance.

Mana:
Power: 2/2
Cardset: Theros #24 (Common)
Type: Enchantment

Obzedat's Aid

Sorcery

Return target permanent card from your graveyard to the battlefield.

"The Obzedat have revived you with purpose. Don't squander their blessing."
-Teysa Karlov, Grand Envoy of Orzhov

Mana:
Cardset: Dragon's Maze #89 (Rare)
Type: Sorcery

Obzedat, Ghost Council

Legendary Creature - Spirit Advisor

When Obzedat, Ghost Council enters the battlefield, target opponent loses 2 life and you gain 2 life.

At the beginning of your end step, you may exile Obzedat. If you do, return it to the battlefield under its owner's control at the beginning of your next upkeep. It gains haste.

Mana:
Power: 5/5
Cardset: Gatecrash #182 (Mythic Rare)
Type: Creature

Odunos River Trawler

Creature - Zombie

When Odunos River Trawler enters the battlefield, return target enchantment creature card from your graveyard to your hand.

, Sacrifice Odunos River Trawler: Return target enchantment creature card from your graveyard to your hand.

Mana:
Power: 2/2
Cardset: Born of the Gods #79 (Uncommon)
Type: Creature

Ogre Battledriver

Creature - Ogre Warrior

Whenever another creature enters the battlefield under your control, that creature gets +2/+0 and gains haste until end of turn. (It can attack and this turn.)

Ogres are driven by passion, rage, and another ogre standing behind them with a whip.

Mana:
Power: 3/3
Cardset: Magic 2014 #148 (Rare)
Type: Creature

Ogre Jailbreaker

Creature - Ogre Rogue

Defender

Ogre Jailbreaker can attack as though it didn't have defender as long as you control a Gate.

It took three years for it to occur to him to use the chain as a weapon, but once it did, he made up for lost time.

Mana:
Power: 4/4
Cardset: Return to Ravnica #72 (Common)
Type: Creature

Ogre Slumlord

Creature - Ogre Rogue

Whenever another nontoken creature dies, you may put a 1/1 black Rat creature token onto the battlefield.

Rats you control have deathtouch.

"His tenement is filled with the most vile, disgusting vermin. It's infested with rats, too."
-Branko One-Ear

Mana:
Power: 3/3
Cardset: Gatecrash #74 (Rare)
Type: Creature

Omenspeaker

Creature - Human Wizard

When Omenspeaker enters the battlefield, 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.)

Her prophecies amaze her even as she speaks them.

Mana:
Power: 1/3
Cardset: Theros #57 (Common)
Type: Creature

Omnath, Locus of Rage

Legendary Creature - Elemental

Landfall - Whenever a land enters the battlefield under your control, put a 5/5 red and green Elemental creature token onto the battlefield.

Whenever Omnath, Locus of Rage or another Elemental you control dies, Omnath deals 3 damage to target creature or player.

Mana:
Power: 5/5
Cardset: Battle for Zendikar #217 (Mythic Rare)
Type: Creature

Ondu Champion

Creature - Minotaur Warrior Ally

Rally - Whenever Ondu Champion or another Ally enters the battlefield under your control, creatures you control gain trample until end of turn.

"Put a minotaur at the head of an army and suddenly all the soldiers act like they have horns."-Gideon Jura

Mana:
Power: 4/3
Cardset: Battle for Zendikar #149 (Common)
Type: Creature

Ondu Greathorn

Creature - Beast

First strike

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

"May your horns get lodged in an Eldrazi's bony face, ornery brute!"-Bruse Tarl, Goma Fada nomad

Mana:
Power: 2/3
Cardset: Battle for Zendikar #40 (Common)
Type: Creature

Ondu Rising

Sorcery

Whenever a creature attacks this turn, it gains lifelink until end of turn.

Awaken 4- (If you cast this spell for , also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Mana:
Cardset: Battle for Zendikar #41 (Uncommon)
Type: Sorcery

Ondu War Cleric

Creature - Human Cleric Ally

Cohort - , Tap an untapped Ally you control: You gain 2 life.

"I will follow the light of Iona into battle, and I will know no fear."

Mana:
Power: 2/2
Cardset: Oath of the Gatewatch #31 (Common)
Type: Creature

One Thousand Lashes

Enchantment - Aura

Enchant creature

Enchanted creature can't attack or block, and its activated abilities can't be activated.

At the beginning of the upkeep of enchanted creature's controller, that player loses 1 life.

Mana:
Cardset: Gatecrash #183 (Uncommon)
Type: Enchantment

Ooze Flux

Enchantment

, Remove one or more +1/+1 counters from among creatures you control: Put an X/X green Ooze creature token onto the battlefield, where X is the number of +1/+1 counters removed this way.

Mana:
Cardset: Gatecrash #128 (Rare)
Type: Enchantment

Opal Lake Gatekeepers

Creature - Vedalken Soldier

When Opal Lake Gatekeepers enters the battlefield, if you control two or more Gates, you may draw a card.

Sentries guard Ravnica's landmarks and outlying districts, unaware of these places' import to the maze.

Mana:
Power: 2/4
Cardset: Dragon's Maze #16 (Common)
Type: Creature

Opaline Unicorn

Artifact Creature - Unicorn

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

Purphoros once loved Nylea, the god of the hunt. His passion inspired his most astounding works of art.

Mana:
Power: 1/2
Cardset: Theros #218 (Common)
Type: Artifact Creature

Opportunity

Instant

Target player draws four cards.

Little things like morals shouldn't hinder one's ambition.
-Pirate creed

Mana:
Cardset: Commander 2013 #51 (Uncommon)
Magic 2014 #66 (Uncommon)
Seventh Edition #91 (Uncommon)
Urza's Legacy #37 (Uncommon)
Type: Instant

Oppressive Rays

Enchantment - Aura

Enchant creature

Enchanted creature can't attack or block unless its controller pays .

Activated abilities of enchanted creature cost more to activate.

Mana:
Cardset: Magic 2015 #21 (Common)
Journey Into Nyx #19 (Common)
Type: Enchantment

Opulent Palace

Land

Opulent Palace enters the battlefield tapped.

: Add , , or to your mana pool.

The dense jungle surrenders to a lush and lavish expanse. At its center uncoil the spires of Qarsi Palace.

Cardset: Khans of Tarkir #238 (Uncommon)
Type: Land

Oracle of Bones

Creature - Minotaur Shaman

Haste

Tribute 2 (As this creature enters the battlefield, an opponent of your choice may place two +1/+1 counters on it.)

When Oracle of Bones enters the battlefield, if tribute wasn't paid, you may cast an instant or sorcery card from your hand without paying its mana cost.

Mana:
Power: 3/1
Cardset: Born of the Gods #103 (Rare)
Type: Creature

Oracle of Dust

Creature - Eldrazi Processor

Devoid (This card has no color.)

, Put a card an opponent owns from exile into that player's graveyard: Draw a card, then discard a card.

Whatever it is searching for, it will stop at nothing to find it.

Mana:
Power: 3/5
Cardset: Battle for Zendikar #63 (Common)
Type: Creature

Oracle's Insight

Enchantment - Aura

Enchant creature

Enchanted creature has ": Scry 1, then draw a card." (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

Mana:
Cardset: Born of the Gods #47 (Uncommon)
Type: Enchantment

Oran-Rief Hydra

Creature - Hydra

Trample

Landfall - Whenever a land enters the battlefield under your control, put a +1/+1 counter on Oran-Rief Hydra. If that land is a Forest, put two +1/+1 counters on Oran-Rief Hydra instead.

Mana:
Power: 5/5
Cardset: Battle for Zendikar #181 (Rare)
Type: Creature

Oran-Rief Invoker

Creature - Human Shaman

: Oran-Rief Invoker gets +5/+5 and gains trample until end of turn.

"The world was not hostile to us-we were beneath its notice, and presented no danger."-The Invokers' Tales

Mana:
Power: 2/2
Cardset: Battle for Zendikar #182 (Common)
Type: Creature

Ordeal of Erebos

Enchantment - Aura

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Erebos.

When you sacrifice Ordeal of Erebos, target player discards two cards.

Mana:
Cardset: Theros #99 (Uncommon)
Type: Enchantment

Ordeal of Heliod

Enchantment - Aura

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Heliod.

When you sacrifice Ordeal of Heliod, you gain 10 life.

Mana:
Cardset: Theros #25 (Uncommon)
Type: Enchantment

Ordeal of Nylea

Enchantment - Aura

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Nylea.

When you sacrifice Ordeal of Nylea, search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle your library.

Mana:
Cardset: Theros #170 (Uncommon)
Type: Enchantment

Ordeal of Purphoros

Enchantment - Aura

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Purphoros.

When you sacrifice Ordeal of Purphoros, it deals 3 damage to target creature or player.

Mana:
Cardset: Theros #131 (Uncommon)
Type: Enchantment

Ordeal of Thassa

Enchantment - Aura

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Thassa.

When you sacrifice Ordeal of Thassa, draw two cards.

Mana:
Cardset: Theros #58 (Uncommon)
Type: Enchantment

Ordruun Veteran

Creature - Minotaur Soldier

Battalion - Whenever Ordruun Veteran and at least two other creatures attack, Ordruun Veteran gains double strike until end of turn. (It deals both first-strike and regular combat damage.)

"My father was Gruul, but I chose the precision of the legion over the fury of the pack."

Mana:
Power: 3/1
Cardset: Gatecrash #184 (Uncommon)
Type: Creature

Oreskos Sun Guide

Creature - Cat Monk

Inspired - Whenever Oreskos Sun Guide becomes untapped, you gain 2 life.

"Let the humans have their pantheon. We need no gods to thrive. Even a mortal such as I can capture a part of the sun's power."

Mana:
Power: 2/2
Cardset: Born of the Gods #22 (Common)
Type: Creature

Oreskos Swiftclaw

Creature - Cat Warrior

After the Battle of Pharagax Bridge, the Champion spent many months among the leonin of Oreskos. She found that they were quick to take offense, not because they were thin-skinned, but because they were always eager for a fight.
-The Theriad

Mana:
Power: 3/1
Cardset: Magic 2015 #22 (Common)
Journey Into Nyx #20 (Common)
Type: Creature

Ornitharch

Creature - Archon

Flying

Tribute 2 (As this creature enters the battlefield, an opponent of your choice may place two +1/+1 counters on it.)

When Ornitharch enters the battlefield, if tribute wasn't paid, put two 1/1 white Bird creature tokens with flying onto the battlefield.

Mana:
Power: 3/3
Cardset: Born of the Gods #23 (Uncommon)
Type: Creature

Ornithopter

Artifact Creature - Thopter

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

Regardless of the century, plane, or species, developing artificers never fail to invent the ornithopter.

Mana:
Cardset: Magic 2015 #223 (Common)
Magic 2011 #211 (Uncommon)
Magic 2010 #216 (Uncommon)
Tenth Edition #336 (Uncommon)
Ninth Edition #305 (Uncommon)
Mirrodin #224 (Uncommon)
Sixth Edition #304 (Unknown)
Fifth Edition #393 (Uncommon)
Fourth Edition #359 (Uncommon)
Revised Edition #270 (Uncommon)
Antiquities #25 (Common)
Type: Artifact Creature

Orzhov Charm

Instant

Choose one - Return target creature you control and all Auras you control attached to it to their owner's hand; or destroy target creature and you lose life equal to its toughness; or return target creature card with converted mana cost 1 or less from your graveyard to the battlefield.

Mana:
Cardset: Gatecrash #185 (Uncommon)
Type: Instant