868 cards found
Obelisk of Bant

Obelisk of Bant {3}

Artifact
{T}: Add {G}, {W}, or {U}.
Whether incorporated into the structure of castles or admired as lone symbols, the obelisks stand for Bant's values of loyalty, honor, and truth.
  • Shards of Alara
Obelisk of Esper

Obelisk of Esper {3}

Artifact
{T}: Add {W}, {U}, or {B}.
It is a monument as austere, unyielding, and inscrutable as Esper itself.
Obelisk of Grixis

Obelisk of Grixis {3}

Artifact
{T}: Add {U}, {B}, or {R}.
Like most features of Grixis, the obelisks that remain from the time of Alara now exist only for dark exploitation.
Obelisk of Jund

Obelisk of Jund {3}

Artifact
{T}: Add {B}, {R}, or {G}.
Volcanic ash-winds batter it, climbing vines overwhelm it, dragonfire roasts it, and yet it still stands as a testament to a forgotten world.
Obelisk of Naya

Obelisk of Naya {3}

Artifact
{T}: Add {R}, {G}, or {W}.
Centuries have passed since the plane shattered, yet the obelisks of each shard faithfully serve their long-forgotten purpose.
  • Shards of Alara
Obscura Ascendancy

Obscura Ascendancy {W}{U}{B}

Enchantment
Whenever you cast a spell, if its mana value is equal to 1 plus the number of soul counters on Obscura Ascendancy, put a soul counter on Obscura Ascendancy, then create a 2/2 white Spirit creature token with flying.
As long as there are five or more soul counters on Obscura Ascendancy, Spirits you control get +3/+3.
Obscura Charm

Obscura Charm {W}{U}{B}

Instant
Choose one —
• Return target multicolored permanent card with mana value 3 or less from your graveyard to the battlefield tapped.
• Counter target instant or sorcery spell.
• Destroy target creature or planeswalker with mana value 3 or less.
  • Streets of New Capenna 208 323 388
Obscura Confluence

Obscura Confluence {1}{W}{U}{B}

Instant
Choose three. You may choose the same mode more than once.
• Until end of turn, target creature loses all abilities and has base power and toughness 1/1.
• Target creature connives.
• Target player returns a creature card from their graveyard to their hand.
Obscura Initiate

Obscura Initiate {2}{U}

Creature - Bird Citizen
Flying
{1}{W/B}: Obscura Initiate gains lifelink until end of turn.
Obscura initiates are required to bring a gift of information. They are judged on both how useful it is and how hard it was to obtain.
2/2
  • Streets of New Capenna
Obscura Interceptor

Obscura Interceptor {1}{W}{U}{B}

Creature - Cephalid Wizard
Flash
Lifelink
When Obscura Interceptor enters the battlefield, it connives. When it connives this way, return up to one target spell to its owner's hand.
3/1
Obuun, Mul Daya Ancestor

Obuun, Mul Daya Ancestor {1}{R}{G}{W}

Legendary Creature - Elf Spirit
At the beginning of combat on your turn, up to one target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is Obuun's power. It's still a land.
Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on target creature.
3/3
Odds

Odds {U}{R}

Instant
Flip a coin. If it comes up heads, counter target instant or sorcery spell. If it comes up tails, copy that spell and you may choose new targets for the copy.
Card has other part: Ends
Offspring's Revenge

Offspring's Revenge {2}{R}{W}{B}

Enchantment
At the beginning of combat on your turn, exile target red, white, or black creature card from your graveyard. Create a token that's a copy of that card, except it's 1/1. It gains haste until your next turn.
All they found in the hunter's camp were tiny paw prints and a lot of blood.
Ognis, the Dragon's Lash

Ognis, the Dragon's Lash {1}{B/R}{R}{R/G}

Legendary Creature - Viashino Warrior
Haste
Whenever a creature you control with haste attacks, create a tapped Treasure token.
Ziatora's second-in-command has a habit of appearing when and where her enemies least expect her.
3/3
Oloro, Ageless Ascetic

Oloro, Ageless Ascetic {3}{W}{U}{B}

Legendary Creature - Giant Soldier
At the beginning of your upkeep, you gain 2 life.
Whenever you gain life, you may pay {1}. If you do, draw a card and each opponent loses 1 life.
At the beginning of your upkeep, if Oloro, Ageless Ascetic is in the command zone, you gain 2 life.
4/5
Omnath, Locus of All

Omnath, Locus of All {W}{U}{B/P}{R}{G}

Legendary Creature - Phyrexian Elemental
If you would lose unspent mana, that mana becomes black instead.
At the beginning of your precombat main phase, look at the top card of your library. You may reveal that card if it has three or more colored mana symbols in its mana cost. If you do, add three mana in any combination of its colors and put it into your hand. If you don't reveal it, put it into your hand.
4/4
Omnath, Locus of Creation

Omnath, Locus of Creation {R}{G}{W}{U}

Legendary Creature - Elemental
When Omnath, Locus of Creation enters the battlefield, draw a card.
Landfall — Whenever a land enters the battlefield under your control, you gain 4 life if this is the first time this ability has resolved this turn. If it's the second time, add {R}{G}{W}{U}. If it's the third time, Omnath deals 4 damage to each opponent and each planeswalker you don't control.
4/4
Related card: Omnath, Locus of Creation (Alchemy)
Omnath, Locus of Creation (Alchemy)

Omnath, Locus of Creation (Alchemy) {1}{R}{G}{W}{U}

Legendary Creature - Elemental
When Omnath, Locus of Creation enters the battlefield, draw a card.
Landfall — Whenever a land enters the battlefield under your control, you gain 4 life if this is the first time this ability has resolved this turn. If it's the second time, add {R}{G}{W}{U}. If it's the third time, Omnath deals 4 damage to each opponent and each planeswalker you don't control.
4/4
Related card: Omnath, Locus of Creation
  • Zendikar Rising
Omnath, Locus of the Roil

Omnath, Locus of the Roil {1}{G}{U}{R}

Legendary Creature - Elemental
When Omnath, Locus of the Roil enters the battlefield, it deals damage to any target equal to the number of Elementals you control.
Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on target Elemental you control. If you control eight or more lands, draw a card.
3/3
  • Core Set 2020 Promos 216p 216s
  • Core Set 2020
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
Optimus Prime, Autobot Leader
Optimus Prime, Hero

Optimus Prime, Autobot Leader

Legendary Artifact - Vehicle
(Color indicator: Optimus Prime, Autobot Leader is white, blue, and red)
Living metal
Trample
Whenever you attack, bolster 2. The chosen creature gains trample until end of turn. When that creature deals combat damage to a player this turn, convert Optimus Prime.
6/8
Card has other part: Optimus Prime, Hero
  • Transformers 13b 27b
Optimus Prime, Hero
Optimus Prime, Autobot Leader

Optimus Prime, Hero {3}{U}{R}{W}

Legendary Artifact Creature - Robot
More Than Meets the Eye {2}{U}{R}{W}
At the beginning of each end step, bolster 1.
When Optimus Prime dies, return it to the battlefield converted under its owner's control.
4/8
Card has other part: Optimus Prime, Autobot Leader
  • Transformers 13a 27a
Opulent Palace

Opulent Palace

Land
Opulent Palace enters the battlefield tapped.
{T}: Add {B}, {G}, or {U}.
The dense jungle surrenders to a lush and lavish expanse. At its center uncoil the spires of Qarsi Palace.
Orcish Healer

Orcish Healer {R}{R}

Creature - Orc Cleric
{R}{R}, {T}: Target creature can't be regenerated this turn.
{B}{B}{R}, {T}: Regenerate target black or green creature.
{R}{G}{G}, {T}: Regenerate target black or green creature.
1/1
Oros, the Avenger

Oros, the Avenger {3}{R}{W}{B}

Legendary Creature - Dragon
Flying
Whenever Oros, the Avenger deals combat damage to a player, you may pay {2}{W}. If you do, Oros deals 3 damage to each nonwhite creature.
6/6