3717 cards found
Ogre Siegebreaker

Ogre Siegebreaker {2}{B}{R}

Creature - Ogre Berserker
{2}{B}{R}: Destroy target creature that was dealt damage this turn.
"What he doesn't burn, he smashes."
—Captain Wellis, ogre wrangler
4/3
  • Core Set 2020
Ohabi Caleria

Ohabi Caleria {1}{G}{W}

Legendary Creature - Elf Archer
Reach
Untap all Archers you control during each other player's untap step.
Whenever an Archer you control deals damage to a creature, you may pay {2}. If you do, draw a card.
1/3
  • Dominaria United Commander 36 58
Oji, the Exquisite Blade

Oji, the Exquisite Blade {2}{W}{U}

Legendary Creature - Human Monk
When Oji, the Exquisite Blade enters the battlefield, you gain 2 life and scry 2.
Whenever you cast your second spell each turn, exile up to one target creature you control, then return it to the battlefield under its owner's control.
They walk the Path of Kensei with perfect balance.
2/3
Ojutai's Command

Ojutai's Command {2}{W}{U}

Instant
Choose two —
• Return target creature card with mana value 2 or less from your graveyard to the battlefield.
• You gain 4 life.
• Counter target creature spell.
• Draw a card.
Ojutai, Soul of Winter

Ojutai, Soul of Winter {5}{W}{U}

Legendary Creature - Dragon
Flying, vigilance
Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn't untap during its controller's next untap step.
"When I battled Ojutai, I realized my learning had only begun."
—Shu Yun, the Silent Tempest
5/6
Oko's Hospitality

Oko's Hospitality {3}{G}{U}

Instant
Creatures you control have base power and toughness 3/3 until end of turn. You may search your library and/or graveyard for a card named Oko, the Trickster, reveal it, and put it into your hand. If you search your library this way, shuffle.
"My advisors recommend I let them eat you."
—Oko
Related card: Oko, the Trickster
  • Throne of Eldraine
Oko, Thief of Crowns

Oko, Thief of Crowns {1}{G}{U}

Legendary Planeswalker - Oko
[+2]: Create a Food token.
[+1]: Target artifact or creature loses all abilities and becomes a green Elk creature with base power and toughness 3/3.
[–5]: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less.
Loyalty:
4
Oko, the Trickster

Oko, the Trickster {4}{G}{U}

Legendary Planeswalker - Oko
[+1]: Put two +1/+1 counters on up to one target creature you control.
[0]: Until end of turn, Oko, the Trickster becomes a copy of target creature you control. Prevent all damage that would be dealt to him this turn.
[–7]: Until end of turn, each creature you control has base power and toughness 10/10 and gains trample.
Loyalty:
4
Related card: Oko's Hospitality
Ol' Buzzbark

Ol' Buzzbark {X}{R}{G}

Legendary Creature - Goblin Warrior
When Ol' Buzzbark enters the battlefield, roll X six-sided dice onto the battlefield from a height of at least X inches. For each die, put a number of +1/+1 counters equal to the result on each creature you control that die is touching. For each die, Ol' Buzzbark deals damage equal to the result to each creature an opponent controls that die is touching.
3/3
Olag, Ludevic's Hubris
Ludevic, Necrogenius

Olag, Ludevic's Hubris

Legendary Creature - Zombie
(Color indicator: Olag, Ludevic's Hubris is blue and black)
As this creature transforms into Olag, Ludevic's Hubris, it becomes a copy of a creature card exiled with it, except its name is Olag, Ludevic's Hubris, it's 4/4, and it's a legendary blue and black Zombie in addition to its other colors and types. Put a number of +1/+1 counters on Olag equal to the number of creature cards exiled with it.
4/4
Card has other part: Ludevic, Necrogenius
Old Ghastbark

Old Ghastbark {3}{G/W}{G/W}

Creature - Treefolk Warrior
"Beware of trees that talk. Their words are threats. And mind the ones that sway and creak. They too threaten us, but in a foreign tongue."
—The Book of Other Folk
3/6
Old Man Willow

Old Man Willow {2}{B}{G}

Legendary Creature - Treefolk
Old Man Willow's power and toughness are each equal to the number of lands you control.
Whenever Old Man Willow attacks, you may sacrifice another creature or a token. When you do, target creature an opponent controls gets -2/-2 until end of turn.
*/*
  • The Lord of the Rings: Tales of Middle-earth 217 668
Old Rutstein

Old Rutstein {1}{B}{G}

Legendary Creature - Human Peasant
When Old Rutstein enters the battlefield or at the beginning of your upkeep, mill a card. If a land card is milled this way, create a Treasure token. If a creature card is milled this way, create a 1/1 green Insect creature token. If a noncreature, nonland card is milled this way, create a Blood token.
1/4
Old Stickfingers

Old Stickfingers {X}{B}{G}

Legendary Creature - Horror
When you cast this spell, reveal cards from the top of your library until you reveal X creature cards. Put all creature cards revealed this way into your graveyard, then put the rest on the bottom of your library in a random order.
Old Stickfingers's power and toughness are each equal to the number of creature cards in your graveyard.
*/*
Olivia Voldaren

Olivia Voldaren {2}{B}{R}

Legendary Creature - Vampire
Flying
{1}{R}: Olivia Voldaren deals 1 damage to another target creature. That creature becomes a Vampire in addition to its other types. Put a +1/+1 counter on Olivia Voldaren.
{3}{B}{B}: Gain control of target Vampire for as long as you control Olivia Voldaren.
3/3
Olivia, Crimson Bride

Olivia, Crimson Bride {4}{B}{R}

Legendary Creature - Vampire Noble
Flying, haste
Whenever Olivia, Crimson Bride attacks, return target creature card from your graveyard to the battlefield tapped and attacking. It gains "When you don't control a legendary Vampire, exile this creature."
Her grand wedding had one goal: to unite the vampire bloodlines under her rule.
3/4
Olivia, Mobilized for War

Olivia, Mobilized for War {1}{B}{R}

Legendary Creature - Vampire Knight
Flying
Whenever another creature enters the battlefield under your control, you may discard a card. If you do, put a +1/+1 counter on that creature, it gains haste until end of turn, and it becomes a Vampire in addition to its other types.
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
Olórin's Searing Light

Olórin's Searing Light {2}{R}{W}

Instant
Each opponent exiles a creature with the greatest power among creatures that player controls.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, Olórin's Searing Light deals damage to each opponent equal to the power of the creature they exiled.
  • Tales of Middle-earth Commander 503 547
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 Rage

Omnath, Locus of Rage {3}{R}{R}{G}{G}

Legendary Creature - Elemental
Landfall — Whenever a land enters the battlefield under your control, create a 5/5 red and green Elemental creature token.
Whenever Omnath, Locus of Rage or another Elemental you control dies, Omnath deals 3 damage to any target.
5/5
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
Omnibian

Omnibian {1}{G}{G}{U}

Creature - Frog
{T}: Target creature becomes a Frog with base power and toughness 3/3 until end of turn.
"This creature has hyperevolved chameleonic abilities. It no longer mimics its surroundings, instead forcing them to take on its form."
—Simic research notes
3/3