Obscuring Æther

Enchantment

Face-down creature spells you cast cost less to cast.

: Turn Obscuring Æther face down. (It becomes a 2/2 creature.)

Oblivion Ring

Enchantment

When Oblivion Ring enters the battlefield, exile another target nonland permanent.

When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

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."

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."

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."

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."

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."

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

Oakenform

Enchantment - Aura

Enchant creature

Enchanted creature gets +3/+3.

"When the beast cloaks itself in the mighty oak, what good is a bow? When the oak wraps itself around the snarling beast, what good is a hatchet?"
-Dionus, elvish archdruid

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.

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

Numbing Dose

Enchantment - Aura

Enchant artifact or creature

Enchanted permanent doesn't untap during its controller's untap step.

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

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.

Nimbus Wings

Enchantment - Aura

Enchant creature

Enchanted creature gets +1/+2 and has flying.

Explorers may find ways into the Sky Ruin, but they find its secrets well protected by shifting hedrons and Roil winds.

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.

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.

Night Soil

Enchantment

, Exile two creature cards from a single graveyard: Put a 1/1 green Saproling creature token onto the battlefield.

Some said killing the Thallids only encouraged them.

Nevermore

Enchantment

As Nevermore enters the battlefield, name a nonland card.

The named card can't be cast.

"By the law of Avacyn, the following thoughts, words, and deeds are henceforth disallowed."

Necrotic Plague

Enchantment - Aura

Enchant creature

Enchanted creature has "At the beginning of your upkeep, sacrifice this creature."

When enchanted creature dies, its controller chooses target creature one of his or her opponents controls. Return Necrotic Plague from its owner's graveyard to the battlefield attached to that creature.

Necromantic Thirst

Enchantment - Aura

Enchant creature

Whenever enchanted creature deals combat damage to a player, you may return target creature card from your graveyard to your hand.

Necromancer's Stockpile

Enchantment

, Discard a creature card: Draw a card. If the discarded card was a Zombie card, put a 2/2 black Zombie creature token onto the battlefield tapped.

The experiments decided to perform some research of their own.

Necromancer's Covenant

Enchantment

When Necromancer's Covenant enters the battlefield, exile all creature cards from target player's graveyard, then put a 2/2 black Zombie creature token onto the battlefield for each card exiled this way.

Zombies you control have lifelink.

Necrogenesis

Enchantment

: Exile target creature card from a graveyard. Put a 1/1 green Saproling creature token onto the battlefield.

"Those may be the squirms of one life ending or of another beginning. Either way, I'd leave it alone."
-Rakka Mar

Near-Death Experience

Enchantment

At the beginning of your upkeep, if you have exactly 1 life, you win the game.

Lands ravaged, cities in ruins, so many lives sacrificed, and yet there was no other word for it but victory.

Narcolepsy

Enchantment - Aura

Enchant creature

At the beginning of each upkeep, if enchanted creature is untapped, tap it.

"It's so cute when it's sleeping, isn't it? Actually, it's still as abhorrent as ever, but at least it's not trying to kill us."
-Noyan Dar, Tazeem lullmage

Myth Realized

Enchantment

Whenever you cast a noncreature spell, put a lore counter on Myth Realized.

: Put a lore counter on Myth Realized.

: Until end of turn, Myth Realized becomes a Monk Avatar creature in addition to its other types and gains "This creature's power and toughness are each equal to the number of lore counters on it."

Mystic Barrier

Enchantment

When Mystic Barrier enters the battlefield or at the beginning of your upkeep, choose left or right.Each player may attack only the opponent seated nearest him or her in the last chosen direction and planeswalkers controlled by that player.

Murder Investigation

Enchantment - Aura

Enchant creature you control

When enchanted creature dies, put X 1/1 white Soldier creature tokens onto the battlefield, where X is its power.

"Every death has a web of consequences. Our job is to find the spider."

Mortal Obstinacy

Enchantment - Aura

Enchant creature you control

Enchanted creature gets +1/+1.

Whenever enchanted creature deals combat damage to a player, you may sacrifice Mortal Obstinacy. If you do, destroy target enchantment.

Monastery Siege

Enchantment

As Monastery Siege enters the battlefield, choose Khans or Dragons.

• Khans - At the beginning of your draw step, draw an additional card, then discard a card.

• Dragons - Spells your opponents cast that target you or a permanent you control cost more to cast.

Molting Snakeskin

Enchantment - Aura

Enchant creature

Enchanted creature gets +2/+0 and has ": Regenerate this creature."

Flesh wounds are meaningless to those who discard their flesh so readily.