15897 cards found
Ocean Spray

Ocean Spray {U}

Instant
Attacking creatures get -2/-0 until end of turn.
Metamorph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up and cast it at any time for its metamorph cost.)
  • Surging Tide
Octopus Shiny-Grabber

Octopus Shiny-Grabber {3}{G}

Creature - Octopus Pirate
Whenever one or more artifacts you control enter, put a +1/+1 counter on Octopus Shiny-Grabber and you gain 1 life.
He can plunder four times as much treasure as the next pirate.
3/3
  • Over the Horizon
Ode to the Red Wind

Ode to the Red Wind {R}

Sorcery
Ode to the Red Wind deals 1 damage to target creature. It can't block this turn.
Showcase {3}{R} (Then if you cast this for its showcase cost, create a 1/1 red Bard creature token that can't block and exile this. Whenever it attacks, you may cast a free copy of this.)
  • Nangjiao In Bloom
Offer to Nature

Offer to Nature {3}{G}

Instant
Destroy target artifact or enchantment. Scry 1. (To scry 1, look at the top card of your library. You may put that card on the bottom of your library.)
When founding Endris-Dorahn, Erinoss decided it would be best to return to a more primal lifestyle.
  • Aftermath
Offering to the Div

Offering to the Div {1}{B/R}

Instant
As an additional cost to cast this spell, sacrifice a permanent.
Draw two cards.
“As Ineptitude wormed its way into the disgraced prince's mind, so too his limbs, skin, heart—puppets all.”
—The Tale of Kings
  • Alkabah: The Rise of Soli
Old Map

Old Map {2}

Artifact
{2}, {T}, Sacrifice Old Map: Search your library for a basic land card, put it onto the battlefield, then shuffle.
“Kochiba has an ancient map that charts all of Chikyu, with long-lost cities and far-off countries. Is anyone still left out there?”
—Professor Maple
  • Monsters of Chikyu
Old Salt

Old Salt {2}{U}

Creature - Human Pirate
When Old Salt enters, forebode. (Create a tapped colorless Omen artifact token with “{T}, Discard a card, Sacrifice this artifact: Draw a card.”)
“Storms, krakens, plagues. Seen ‘em all. If you're scared, stay home.”
1/4
  • Dark Seas of Shiryen
Old-Oath Conviction

Old-Oath Conviction {B}

Enchantment
When Old-Oath Conviction enters or leaves the battlefield, create a 1/1 white Cleric creature token with lifelink.
{3}{B}, Sacrifice Old-Oath Conviction: Draw a card. Activate only as a sorcery.
Some saw the digital pantheon not as gods, but as the shadows of a lost path.
  • Beyond the Blackwall
Old-Rune Sentinel

Old-Rune Sentinel {6}

Artifact Creature - Golem
Defender, flying
Menagerie — As long as there are five or more creature types among creatures you control, Old-Rune Sentinel can attack as though it didn't have defender.
5/5
  • Adventurers of Onora
Old-World Forgotten

Old-World Forgotten {3}{W}{W}

Creature - Spirit
Flying
When Old-World Forgotten dies, you may return target artifact or enchantment card from your graveyard to your hand.
Countless souls still linger in ghost towns long abandoned by the living.
3/3
  • High Noon
Olson's Sky Brigade

Olson's Sky Brigade {3}{R}

Creature - Ferret Pirate
Haste (This creature can attack and {T} as soon as it comes under your control.)
Olson's Sky Brigade has flying as long as you control another attacking Pirate.
“Enemy spotted! All hands on deck!”
“Admiral, I believe that's a cloud.”
3/3
  • Adventurers of Onora
Olten Tarrasque

Olten Tarrasque {5}{G}{G}

Creature - Dinosaur
Trample
Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.)
Cycling {2} ({2}, Discard this card: Draw a card.)
History shows again and again how nature points out the folly of men.
6/8
Olten Vipermoa

Olten Vipermoa {1}{G}{W}

Creature - Bird Beast
Flash
When Olten Vipermoa enters, you may return another creature you control to its owner's hand. If you do, put two +1/+1 counters on Olten Vipermoa.
If you knew what they sang for, you'd never sing along.
3/2
  • Animus Vox
Omen Serpent

Omen Serpent {4}{U}{U}

Creature - Serpent
{3}{U}, Exile a card from your graveyard: Omen Serpent can't be blocked this turn.
“The runes on its scales... I think they're a map!”
—Lelin, the Wise
5/6
  • Arkadai
Omen of Nefarox

Omen of Nefarox {2}{B}

Instant
Target creature gets -5/-5 until end of turn. Scry 1.
“The demon must be cowering in his necropolis, sending these at me rather than facing me himself. Of him I will make my finest thrall yet.”
—Kaalia of the Vast
  • Alara
Omendiver

Omendiver {2}{U}

Creature - Horse Fish
Colossal 3—{5}{U} (You may cast this for its colossal cost to have it enter with three +1/+1 counters; or pay {5}{U} as a sorcery: Put three +1/+1 counters on it if it has none.)
When Omendiver's colossal ability puts one or more counters on it, scry 3.
It swims in the currents of tomorrow.
3/2
  • Theros Triumphant
Ominous Helmet

Ominous Helmet {3}

Artifact - Equipment
Equipped creature gets +0/+3 and has menace. (It can't be blocked except by two or more creatures.)
Equip {1}
  • Elmare: Into the Abyss
Ominous Lightning

Ominous Lightning {1}{R}

Sorcery
Ominous Lightning deals 3 damage to target creature. Scry 2.
Hellclouds from Grixis lack the structured elegance of their cloven Esperite counterparts, but they are just as stunning to behold.
  • Alara
Ominous Quag

Ominous Quag

Land
Ominous Quag enters tapped.
{T}: Add {W} or {B}.
{2}{W}{B}, {T}, Sacrifice Ominous Quag: Draw a card.
In the stillness of the wastes, Athreos's influence extends beyond the afterlife.
  • Theros Triumphant
On Display

On Display {1}{U}

Enchantment - Aura
Enchant creature
Enchanted creature doesn't untap during its controller's untap step.
“If you think Olten's rock samples are impressive, you ain't seen nothing yet.”
—Henry Ivin, Museum Tour Guide
  • Love Song
On Eli's Orders

On Eli's Orders {2}{B}

Sorcery
Post a bounty on target creature you don't control, then each opponent sacrifices a creature. (Put a bounty counter on that creature. It has “When this creature dies, each opponent draws a card” as long as it has a bounty counter on it.)
  • Over the Horizon
On the Case

On the Case {G}{U}

Instant
Proliferate (Choose any number of permanents and/or players with counters on them, then give each another counter of each kind already there.)
Scry 2, then draw a card.
“Of course! We just had to track our steps and the truth came to light — Vaughn was never dead, just in hiding!”
—Eldon and Eleanor, Sleuths
  • The Stage Presents: The Neverending Act
One Last Dance

One Last Dance {2}{R}

Sorcery
Gain control of target creature until end of turn and untap it. Until end of turn, it gains haste and “Whenever this creature attacks, it deals 2 damage to itself.”
“Hold on tight, here comes the dip.”
  • Nangjiao In Bloom
One Person's Trash

One Person's Trash {1}{U}

Sorcery
Reprise {3}{U} (As you cast an instant or sorcery spell, you may exile one card with reprise from your graveyard and pay its reprise cost. If you do, add its effects to that spell.)
Create a Treasure token. You draw cards equal to the number of tokens created by this spell.
  • Over the Horizon
One With the Wind

One With the Wind {1}{U}

Enchantment - Aura
Enchant creature
Enchanted creature gets +2/+2 and has flying.
Aqar nursed the injured drake back to health, and in return was shown a world far beyond his wildest dreams.
  • Al Tabaq