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Browse Cards -- 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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Onomatopaira

Property

Normal

Text

You can only activate 1 "Onomatopaira" per turn. Send 1 card from your hand to the Graveyard; add up to 2 of these monsters from your Deck to your hand (you cannot add 2 from the same category).

● 1 "Zubaba" monster

● 1 "Gagaga" monster

● 1 "Gogogo" monster

● 1 "Dododo" monster

Onomatopia

Property

Field

Text

Each time a "Utopia" monster(s) is Special Summoned to your side of the field, place 1 Hi-Five the Sky Counter on this card. All monsters you control gain 200 ATK and DEF for each Hi-Five the Sky Counter on this card. Once per turn: You can remove 2 Hi-Five the Sky Counters from this card; Special Summon 1 "Zubaba", "Gagaga", "Gogogo", or "Dododo" monster from your Deck.

Onslaught of the Fire Kings

Property

Normal

Text

If your opponent controls a monster and you control no monsters: Special Summon 1 FIRE Beast, Beast-Warrior, or Winged Beast-Type monster from your Deck. Its effects are negated and it is destroyed during the End Phase. You can only activate 1 "Onslaught of the Fire Kings" per turn.

Ooguchi

Types

Aqua / Effect

Attribute

Water

Level (1)

Star

Text

This monster may attack your opponent's Life Points directly.

Ookazi

Property

Normal

Text

Inflict 800 damage to your opponent.

Oops!

Property

Normal

Text

Target 1 card you control; destroy it.

Opera the Melodious Diva

Types

Fairy / Effect

Attribute

Light

Level (4)

Star Star Star Star

Text

Cannot attack the turn it is Normal Summoned or flipped face-up. If this card is sent to the Graveyard as a Fusion Material for a Fusion Summon: You can activate this effect; for the rest of this turn, "Melodious" monsters you control cannot be destroyed by battle or card effects.

Oppressed People

Types

Aqua

Attribute

Water

Level (1)

Star

Text

They are oppressed, but believe they will have their freedom someday.

Opti-Camouflage Armor

Property

Equip

Text

You can only equip this card to a Level 1 monster. A monster equipped with this card can attack your opponent's Life Points directly.

Opticlops

Types

Fiend

Attribute

Dark

Level (4)

Star Star Star Star

Text

A one-eyed giant that serves the "Dark Ruler Ha Des", it skewers its enemies with its sharp horn, shattering them to pieces.

Option Hunter

Property

Normal

Text

Activate only when a monster you control is destroyed by battle and sent to the Graveyard. Gain Life Points equal to the original ATK of the destroyed monster.

Oracle of Zefra

Property

Field

Text

When this card is activated: Add 1 "Zefra" monster from your Deck to your hand. When you Ritual Summon using a "Zefra" monster, or Special Summon using a "Zefra" monster as Material, you can activate these effects depending on the monster Summoned, once per turn per effect:

● Ritual: Shuffle 1 monster on the field into the Deck.

● Fusion: Special Summon 1 monster from your hand.

● Synchro: Choose 1 monster from your Deck and place it on top of your Deck.

● Xyz: Draw 1 card, then discard 1 card.

You can only activate 1 "Oracle of Zefra" per turn.

Oracle of the Herald

Property

Ritual

Text

This card is used to Ritual Summon "Herald of Ultimateness". You must also Tribute monsters from your hand or field whose total Levels equal 12 or more. Your opponent cannot activate cards or effects in response to this card's activation.

Oracle of the Sun

Types

Spellcaster / Effect

Attribute

Light

Level (5)

Star Star Star Star Star

Text

If your opponent controls a monster and you control no monsters, you can Special Summon this card (from your hand). When this card on the field is destroyed and sent to the Graveyard: You can add 1 "Fire Ant Ascator" or "Supay" from your Deck to your hand.

Orb of Yasaka

Property

Equip

Text

Equip only to a Spirit monster. When it destroys an opponent's monster by battle and sends it to the Graveyard, gain Life Points equal to that monster's original ATK. When the equipped monster you control is returned to the hand and this card is sent to the Graveyard, return this card to your hand.

Orbital 7 (card)

Types

Machine / Effect

Attribute

Light

Level (4)

Star Star Star Star

Text

When this card is flipped face-up: Place 1 You Got It Boss! Counter on it. You can remove all You Got It Boss! Counters on this card; its ATK becomes 2000. After you change this card's ATK with this effect, it cannot attack your opponent directly for the rest of this turn, and is sent to the Graveyard during the End Phase. You can Tribute this card to target 1 "Photon" or "Galaxy" monster in your Graveyard; add that target to your hand.

Orbital Bombardment

Property

Normal

Text

Send 1 "Alien" monster from your side of the field to the Graveyard to activate this card. Destroy 1 Spell or Trap Card on the field.

Orbital Hydralander

Types

Machine / Effect

Attribute

Dark

Level (8)

Star Star Star Star Star Star Star Star

Text

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by having 5 or more monsters in your GY, and no monsters in your GY with the same name. Once per turn (Quick Effect): You can send the top 3 cards of your Deck to the GY; destroy 1 card on the field. You must have at least 2 monsters in your GY, and no monsters in your GY with the same name, to activate and to resolve this effect.

Orca Mega-Fortress of Darkness

Types

Sea Serpent / Effect

Attribute

Water

Level (5)

Star Star Star Star Star

Text

By Tributing 1 "Torpedo Fish" on your side of the field, destroy 1 monster on the field. By Tributing 1 "Cannonball Spear Shellfish" on your side of the field, destroy 1 Spell or Trap Card on the field.

Orcust Brass Bombard

Types

Machine / Tuner

Attribute

Dark

Level (1)

Star

Text

You can banish this card from your GY; Special Summon 1 "Orcust" monster from your hand, except "Orcust Brass Bombard", also you cannot Special Summon monsters for the rest of this turn, except DARK monsters. You can only use this effect of "Orcust Brass Bombard" once per turn.

Orcust Cymbal Skeleton

Types

Machine / Effect

Attribute

Dark

Level (3)

Star Star Star

Text

You can banish this card from your GY, then target 1 "Orcust" monster in your GY, except "Orcust Cymbal Skeleton"; Special Summon it, also you cannot Special Summon monsters for the rest of this turn, except DARK monsters. You can only use this effect of "Orcust Cymbal Skeleton" once per turn.

Orcust Harp Horror

Types

Machine / Effect

Attribute

Dark

Level (4)

Star Star Star Star

Text

You can banish this card from your GY; Special Summon 1 "Orcust" monster from your Deck, except "Orcust Harp Horror", also you cannot Special Summon monsters for the rest of this turn, except DARK monsters. You can only use this effect of "Orcust Harp Horror" once per turn.

Orcustrated Attack

Property

Normal

Text

When a monster declares an attack: Tribute 1 "Orcust" or "World Legacy" monster, then target 1 monster your opponent controls; banish it.

Orcustrated Babel

Property

Field

Text

You can activate the effects of "Orcust" monsters in your GY, or of Link Monsters you control with "Orcust" in their original names, as Quick Effects. During your Main Phase, if this card is in your GY, except the turn it was sent to the GY: You can send 1 card from your hand to the GY; add this card to your hand.

Orcustrated Core

Property

Continuous

Text

Once per turn: You can banish 1 monster from your field or GY, then target 1 "Orcust" or "World Legacy" card you control, except "Orcustrated Core"; neither player can target it with card effects this turn (even if this card leaves the field). If other "Orcust" and/or "World Legacy" card(s) you control would be destroyed by battle or card effect, you can send this card to the GY instead.


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