12012 cards found
One with Nothing

One with Nothing {B}

Instant
Discard your hand.
When nothing remains, everything is equally possible.
One with the Kami

One with the Kami {3}{G}

Enchantment - Aura
Flash
Enchant creature you control
Whenever enchanted creature or another modified creature you control dies, create X 1/1 colorless Spirit creature tokens, where X is that creature's power.
  • Neon Dynasty Commander 27 69
One with the Machine

One with the Machine {3}{U}

Sorcery
Draw cards equal to the highest mana value among artifacts you control.
"When I grafted the Planar Bridge into myself, I felt my Planeswalker spark flare beyond my body. The Multiverse was my plaything. It felt . . . incredible."
—Tezzeret
One with the Multiverse

One with the Multiverse {6}{U}{U}

Enchantment
You may look at the top card of your library any time.
You may play lands and cast spells from the top of your library.
Once during each of your turns, you may cast a spell from your hand or the top of your library without paying its mana cost.
Oni of Wild Places Avatar

Oni of Wild Places Avatar

Vanguard
Creatures you control have haste.
At the beginning of your upkeep, return a creature you control to its owner's hand.
Hand size bonus: +0
Life bonus: -2
  • Magic Online Avatars
Only the Best

Only the Best {1}{W}

Sorcery - Adventure
Return target Booster Fun card from your graveyard to your hand.
Card has other part: Collectigull
  • 2019 Heroes of the Realm
Onulet

Onulet {3}

Artifact Creature - Construct
When Onulet dies, you gain 2 life.
An early inspiration for Urza, Tocasia's Onulets contained magical essences that could be cannibalized after they stopped functioning.
2/2
Related card: Golgothian Sylex
Oona's Blackguard

Oona's Blackguard {1}{B}

Creature - Faerie Rogue
Flying
Each other Rogue creature you control enters the battlefield with an additional +1/+1 counter on it.
Whenever a creature you control with a +1/+1 counter on it deals combat damage to a player, that player discards a card.
1/1
Oona's Prowler

Oona's Prowler {1}{B}

Creature - Faerie Rogue
Flying
Discard a card: Oona's Prowler gets -2/-0 until end of turn. Any player may activate this ability.
Deep in Glen Elendra blossoms Oona, queen of the faeries, nourished by secrets and pollinated by stolen dreams.
3/1
  • Double Masters 2022 85 443
  • Lorwyn
Oona, Queen of the Fae

Oona, Queen of the Fae {3}{U/B}{U/B}{U/B}

Legendary Creature - Faerie Wizard
Flying
{X}{U/B}: Choose a color. Target opponent exiles the top X cards of their library. For each card of the chosen color exiled this way, create a 1/1 blue and black Faerie Rogue creature token with flying.
5/5
Ooze Flux

Ooze Flux {3}{G}

Enchantment
{1}{G}, Remove one or more +1/+1 counters from among creatures you control: Create an X/X green Ooze creature token, where X is the number of +1/+1 counters removed this way.
  • Gatecrash
Ooze Garden

Ooze Garden {1}{G}

Enchantment
{1}{G}, Sacrifice a non-Ooze creature: Create an X/X green Ooze creature token, where X is the sacrificed creature's power. Activate only as a sorcery.
Jund has little necromancy. Instead, the flesh of its dead gives rise to algal fiends.
  • Shards of Alara
Opal Archangel

Opal Archangel {4}{W}

Enchantment
When an opponent casts a creature spell, if Opal Archangel is an enchantment, Opal Archangel becomes a 5/5 Angel creature with flying and vigilance.
  • Urza's Saga
Opal Avenger

Opal Avenger {2}{W}

Enchantment
When you have 10 or less life, if Opal Avenger is an enchantment, Opal Avenger becomes a 3/5 Soldier creature.
As the sun grew cold in the realm, the statue grew warm.
  • Urza's Legacy
Opal Guardian

Opal Guardian {W}{W}{W}

Enchantment
When an opponent casts a creature spell, if Opal Guardian is an enchantment, Opal Guardian becomes a 3/4 Gargoyle creature with flying and protection from red.
It was a moment in time, cast in stone—a moment whose time had come again.
  • Time Spiral
Opal Titan

Opal Titan {2}{W}{W}

Enchantment
When an opponent casts a creature spell, if Opal Titan is an enchantment, Opal Titan becomes a 4/4 Giant creature with protection from each of that spell's colors.
  • Urza's Saga
Opal-Eye, Konda's Yojimbo

Opal-Eye, Konda's Yojimbo {1}{W}{W}

Legendary Creature - Fox Samurai
Defender
Bushido 1
{T}: The next time a source of your choice would deal damage this turn, that damage is dealt to Opal-Eye, Konda's Yojimbo instead.
{1}{W}: Prevent the next 1 damage that would be dealt to Opal-Eye this turn.
1/4
  • Betrayers of Kamigawa
Opalescence

Opalescence {2}{W}{W}

Enchantment
Each other non-Aura enchantment is a creature in addition to its other types and has base power and base toughness each equal to its mana value.
Opaline Sliver

Opaline Sliver {1}{W}{U}

Creature - Sliver
All Slivers have "Whenever this permanent becomes the target of a spell an opponent controls, you may draw a card."
"When struck, its hide shimmers through sequences of color—a signaling language I am eager to unravel."
—Rukarumel, field journal
2/2
Open the Graves

Open the Graves {3}{B}{B}

Enchantment
Whenever a nontoken creature you control dies, create a 2/2 black Zombie creature token.
It was a night like any other. It would soon become a night no one would ever forget.
Open the Vaults

Open the Vaults {4}{W}{W}

Sorcery
Return all artifact and enchantment cards from all graveyards to the battlefield under their owners' control.
When the vaults are empty, everyone is rich.
Open the Way

Open the Way {X}{G}{G}

Sorcery
X can't be greater than the number of players in the game.
Reveal cards from the top of your library until you reveal X land cards. Put those land cards onto the battlefield tapped and the rest on the bottom of your library in a random order.
Opening Ceremony

Opening Ceremony {4}{R}{R}

Sorcery
Add {W}{U}{B}{R}{G}{C}. You may open a sealed Magic booster pack. Until end of turn, you may cast spells from among the cards in that booster pack.
"Oooooh!"
—The crowd
"Aaaaaaaaah!"
—Also the crowd
  • Unfinity 118 404
Ophidian

Ophidian {2}{U}

Creature - Snake
Whenever Ophidian attacks and isn't blocked, you may draw a card. If you do, Ophidian assigns no combat damage this turn.
"I will ... tell thee more than thou hast wit to ask."
—Christopher Marlowe, Doctor Faustus
1/3
Ophiomancer

Ophiomancer {2}{B}

Creature - Human Shaman
At the beginning of each upkeep, if you control no Snakes, create a 1/1 black Snake creature token with deathtouch.
"There are dark, ancient arts that fascinate even me."
—Sorin Markov
2/2