Queen Dragun Djinn

2 Level 4 monsters
Dragon-Type monsters you control cannot be destroyed by battle, except "Queen Dragun Djinn". Once per turn: You can detach 1 Xyz Material from this card to target 1 Level 5 or higher Dragon-Type monster in your Graveyard; Special Summon that target. It cannot attack this turn, and its effects are negated.

Queen's Bodyguard

"Allure Queen" monsters on your side of the field cannot be selected as an attack target.

Queen's Knight

This knight catches her opponents off guard, dominating them with swift yet graceful attacks.

R-Genex Accelerator

When a "Genex" monster is added from your Deck to your hand, you can reveal that monster to Special Summon it.

R-Genex Turbo

When this card is Normal Summoned, you can add 1 Level 1 "Genex" monster from your Deck to your hand.

R-Genex Ultimum

When this face-up card on the field is destroyed and sent to the Graveyard, you can select 2 "Genex" monsters from your Graveyard, and return them to the Deck.

R-Genex Undine

Once per turn: You can banish 1 "Genex" monster from your GY; this card gains that monster's Attribute, then if you banished a Tuner to activate this effect, you can treat this card as a Tuner until the end of this turn. If you control a "Genex" Synchro Monster: You can target 2 "Genex" monsters in your GY, including this card; add them to your hand, also for the rest of this turn, any card sent to your GY is banished instead.

R.B. Ga10 Cutter

If you control no face-up monsters, or the only face-up monsters you control are "R.B." monsters, you can Special Summon this card (from your hand). You can only Special Summon "R.B. Ga10 Cutter" once per turn this way. When your opponent's Spell/Trap Card or effect is activated, and this card is linked to an "R.B." Link Monster (Quick Effect): You can pay 700 LP; destroy this card, and if you do, negate that effect, and if you do that, destroy that card. You can only use this effect of "R.B. Ga10 Cutter" once per turn.

Ra's Disciple 1

When this card is Summoned: You can Special Summon up to 2 "Ra's Disciple" from your hand and/or Deck. Cannot be Tributed, except for the Tribute Summon of "Slifer the Sky Dragon", "Obelisk the Tormentor", or "The Winged Dragon of Ra". You cannot Special Summon monsters, except by the effect of "Ra's Disciple".

Radiant Jeral

When this card is sent to the Graveyard (except if destroyed by battle), gain 1000 Life Points if "The Sanctuary in the Sky" is on the field.

Radiant Vouirescence

When this card is Normal Summoned while your opponent controls a monster: You can discard 1 card; send any number of "Radiant Vouirescence" from your Deck to the GY. Once per turn, if this card is in your GY: You can make this card in the GY become DARK until the end of this turn.

Radius, the Half-Moon Dragon

If your opponent controls a face-up Xyz Monster, you can Special Summon this card (from your hand). If you do, this card's Level becomes 8.

Raging Eria

Once per turn, you can Tribute 1 WATER monster (except this card) to Special Summon 1 WATER monster from your hand. The monster Special Summoned by this effect is destroyed if "Raging Eria" is removed from your side of the field.

Ragnaraika Armored Lizard

You can Special Summon this card (from your hand) by banishing 1 Insect, Plant, or Reptile monster from your GY. You can only Special Summon "Ragnaraika Armored Lizard" once per turn this way. You can discard 1 Insect, Plant, or Reptile monster, then target 1 face-up monster your opponent controls, except an Insect, Plant, or Reptile monster; return it to the hand. You can only use this effect of "Ragnaraika Armored Lizard" once per turn.

Ragnaraika Wicked Butterfly

You can discard this card; Special Summon 1 Insect, Plant, or Reptile monster from your hand. If this card is banished from the hand or GY: You can draw cards during the End Phase of this turn, equal to the number of different Monster Types among the monsters you control that are Insect, Plant, or Reptile. You can only use each effect of "Ragnaraika Wicked Butterfly" once per turn.

Rai-Jin

All LIGHT monsters you control gain 100 ATK for each LIGHT monster in your Graveyard. During your End Phase, destroy 1 LIGHT monster you control. There can only be 1 face-up "Rai-Jin" on the field.

Raiden, Hand of the Lightsworn

During your Main Phase: You can send the top 2 cards of your Deck to the GY, then if any "Lightsworn" monsters were sent to the GY by this effect, this card gains 200 ATK until the end of your opponent's turn. You can only use this effect of "Raiden, Hand of the Lightsworn" once per turn. Once per turn, during your End Phase: Send the top 2 cards of your Deck to the GY.

Raider's Knight

2 Level 4 DARK monsters
(This card is always treated as a "The Phantom Knights" and "Raidraptor" card.)
You can detach 1 material from this card; Special Summon from your Extra Deck, 1 "The Phantom Knights", "Raidraptor", or "Xyz Dragon" Xyz Monster that is 1 Rank higher or lower than this card, by using this face-up card you control as material, but destroy it during your opponent's next End Phase. (This is treated as an Xyz Summon. Transfer its materials to the Summoned monster.) You can only use this effect of "Raider's Knight" once per turn.

Raider's Wing

(This card is always treated as a "The Phantom Knights" and "Raidraptor" card.)
If this card is in your hand or GY: You can detach 1 material from your DARK Xyz Monster; Special Summon this card, but banish it when it leaves the field. You can only use this effect of "Raider's Wing" once per turn. An Xyz Monster whose original Attribute is DARK and has this card as material gains this effect.
● Your opponent cannot target this card with card effects.

Raidraptor - Avenge Vulture

If you take damage: You can Special Summon this card from your hand, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except "Raidraptor" monsters.

Raidraptor - Blade Burner Falcon

2 Level 4 Winged Beast-Type monsters
If this card is Xyz Summoned, and your opponent's LP is at least 3000 higher than yours: You can make this card gain 3000 ATK. When this card destroys an opponent's monster by battle: You can detach any number of Xyz Materials from this card; destroy exactly that number of monsters your opponent controls.

Raidraptor - Bloom Vulture

If you do not control any face-up monsters, other than Winged Beast monsters: You can Special Summon both this card and 1 "Raidraptor" monster from your hand. If you control no monsters: You can target 2 Level 4 or lower "Raidraptor" monsters in your GY, including this card; Special Summon them in Defense Position. You can only use 1 "Raidraptor - Bloom Vulture" effect per turn, and only once that turn, also you cannot Special Summon monsters the turn you activate either of these effects, except DARK monsters.

Raidraptor - Booster Strix

When a "Raidraptor" monster you control is targeted for an attack by an opponent's monster: You can banish this card from your hand; destroy the attacking monster.

Raidraptor - Force Strix

2 Level 4 monsters
This card gains 500 ATK and DEF for each Winged Beast monster you control (other than this card). Once per turn: You can detach 1 material from this card; add 1 Level 4 DARK Winged Beast monster from your Deck to your hand.

Raidraptor - Fuzzy Lanius

If you control a "Raidraptor" monster other than "Raidraptor - Fuzzy Lanius": You can Special Summon this card from your hand. If this card is sent to the Graveyard: You can add 1 "Raidraptor - Fuzzy Lanius" from your Deck to your hand. You can only use each effect of "Raidraptor - Fuzzy Lanius" once per turn. You cannot Special Summon monsters the turn you activate either of this card's effects, except "Raidraptor" monsters.

Raidraptor - Mimicry Lanius

Once per turn, during your Main Phase, if this card was Normal or Special Summoned this turn: You can increase the Levels of all "Raidraptor" monsters you currently control by 1. During your Main Phase, if this card is in the Graveyard because it was sent there this turn: You can banish this card; add 1 "Raidraptor" card from your Deck to your hand, except "Raidraptor - Mimicry Lanius". You can only use this effect of "Raidraptor - Mimicry Lanius" once per turn.

Raidraptor - Napalm Dragonius

Once per turn: You can inflict 600 damage to your opponent, also monsters in your possession cannot activate their effects for the rest of this turn, except "Raidraptor" monsters. When this card is destroyed by battle and sent to the Graveyard: You can Special Summon 1 "Raidraptor" monster from your Deck, but it has its effects negated.

Raidraptor - Necro Vulture

Once per turn: You can Tribute 1 "Raidraptor" monster, then target 1 "Rank-Up-Magic" Spell Card in your Graveyard; add it to your hand, also you cannot Xyz Summon for the rest of this turn, except with the effect of a "Rank-Up-Magic" Spell Card.

Raidraptor - Noir Lanius

During your Main Phase, if this card was Normal or Special Summoned this turn: You can target 1 "Raidraptor" monster you control; add 1 "Raidraptor" monster with a different Level than that monster from your Deck to your hand. You can banish this card from your GY; increase or decrease the Levels of all "Raidraptor" monsters you currently control by 1. You can only use each effect of "Raidraptor - Noir Lanius" once per turn.

Raidraptor - Rise Falcon

3 Level 4 Winged Beast-Type monsters
This card can attack all Special Summoned monsters your opponent controls, once each. Once per turn: You can detach 1 Xyz Material from this card, then target 1 face-up Special Summoned monster your opponent controls; this card gains ATK equal to that monster's current ATK.

Raidraptor - Rudder Strix

If this card is Special Summoned from the hand by the effect of a "Raidraptor" card, or Normal Summoned: You can inflict 600 damage to your opponent. When an opponent's monster declares an attack that targets this card: You can Special Summon up to 2 "Raidraptor" monsters from your hand, and if you do, monsters your opponent controls cannot target those monsters for attacks this turn.

Raidraptor - Sharp Lanius

Once per turn, during your Main Phase, if this card was Normal or Special Summoned this turn: You can target 1 face-up Attack Position monster on the field; change it to face-up Defense Position. During your Main Phase 2, if this card attacked this turn: You can target 1 "Raidraptor" monster in your Graveyard; Special Summon it. You can only use this effect of "Raidraptor - Sharp Lanius" once per turn.

Raidraptor - Singing Lanius

If you control a face-up Xyz Monster, you can Special Summon this card (from your hand). You can only Special Summon "Raidraptor - Singing Lanius" once per turn this way.

Raidraptor - Strangle Lanius

If you control a DARK monster: You can Special Summon this card from your hand, also you cannot Special Summon monsters for the rest of this turn, except DARK monsters. If you control an Xyz Monster with a DARK Xyz Monster as material: You can target 1 Level 4 or lower "Raidraptor" monster in your GY; Special Summon it, but its effects are negated. You can only use each effect of "Raidraptor - Strangle Lanius" once per turn.

Raidraptor - Tribute Lanius

During your Main Phase, if this card was Normal or Special Summoned this turn: You can send 1 "Raidraptor" card from your Deck to the Graveyard. During your Main Phase 2, if this card destroyed an opponent's monster by battle this turn: You can add 1 "Rank-Up-Magic" Quick-Play Spell Card from your Deck to your hand, also you cannot Special Summon monsters for the rest of this turn, except "Raidraptor" monsters. You can only use each effect of "Raidraptor - Tribute Lanius" once per turn.

Raidraptor - Vanishing Lanius

Once per turn, during your Main Phase, if this card was Normal or Special Summoned this turn: You can Special Summon 1 Level 4 or lower "Raidraptor" monster from your hand.

RAM Clouder

You can Tribute 1 monster, then target 1 Cyberse monster in your GY; Special Summon it. You can only use this effect of "RAM Clouder" once per turn.

Ranryu

You can only control 1 "Ranryu". If you control a Spellcaster monster, you can Special Summon this card (from your hand). If this card is destroyed by battle or card effect and sent to the GY: You can target 1 monster with 1500 ATK/200 DEF in your GY, except "Ranryu"; Special Summon it.

Rapid Warrior

During your Main Phase 1, you can activate this card's effect. If you do, it can attack your opponent directly this turn. Other monsters cannot attack during the turn you activate this effect.

Rapid-Fire Magician

Inflict 400 damage to your opponent each time you activate a Normal Spell Card.

Rare Fish

"Fusionist" + "Enchanting Mermaid"

Rare Metal Dragon

This card cannot be Normal Summoned or Set.

Rasetsu

Cannot be Special Summoned. During the End Phase of the turn this card is Normal Summoned or flipped face-up: Return it to the hand. When this card is Normal Summoned or flipped face-up: You can reveal 1 Spirit monster from your hand, except "Rasetsu", then target 1 face-up Attack Position monster your opponent controls; return that target to the hand. You cannot Special Summon during the turn you activate this effect.

Re: EX

If this card battles a monster in the Extra Monster Zone, it gains 800 ATK and DEF during the Damage Step only.

Reactan, Dragon Ruler of Pebbles

You can discard this card AND 1 Dragon-Type or EARTH monster; Special Summon 1 "Redox, Dragon Ruler of Boulders" from your Deck. It cannot attack this turn. You can only use the effect of "Reactan, Dragon Ruler of Pebbles" once per turn.

Reactor Slime

During your Main Phase: You can activate this effect; Special Summon 2 "Slime Tokens" (Aqua/WATER/Level 1/ATK 500/DEF 500), also you cannot Normal or Special Summon monsters for the rest of this turn, except Divine-Beast monsters. During the Battle Phase (Quick Effect): You can Tribute this card; Set 1 "Metal Reflect Slime" from your hand, Deck, or GY. It can be activated this turn. You can only use each effect of "Reactor Slime" once per turn.

Reborn Tengu

If this face-up card leaves the field: Special Summon 1 "Reborn Tengu" from your Deck.

Reborn Zombie

While you have no cards in your hand and this card is in Attack Position, it cannot be destroyed by battle.

Rebuildeer

When this card destroys an opponent's monster by battle: You can target 1 Cyberse monster with 1500 or less ATK in your GY; Special Summon it.

Red Archery Girl

A mermaid archer that hides in a protective shell, waiting for the right moment to strike.

Red Familiar

You can Tribute 1 Fiend monster, then target 1 DARK Dragon Synchro Monster in your GY; Special Summon it in Defense Position, but negate its effects. You can banish this card from your GY, then target 1 DARK Dragon Synchro Monster you control and declare a Level from 1 to 8; that monster becomes that Level until the end of this turn. You can only use each effect of "Red Familiar" once per turn.

Red Gadget

When this card is Normal or Special Summoned: You can add 1 "Yellow Gadget" from your Deck to your hand.

Red Gardna

During either player's turn, when your opponent activates a card or effect while you control a "Red Dragon Archfiend" monster: You can send this card from your hand to the Graveyard; this turn, monsters you control cannot be destroyed by your opponent's card effects.

Red Sparrow Summoner

When this card you control is destroyed by battle with an opponent's attacking monster and sent to your Graveyard: You can Special Summon 1 Warrior-Type monster with 1500 or less ATK from your Deck in Attack Position.

Red Sprinter

When this card is Normal or Special Summoned while you control no other monsters: You can Special Summon 1 Level 3 or lower Fiend-Type Tuner from your hand or Graveyard. You can only use this effect of "Red Sprinter" once per turn.

Red-Eyes Retro Dragon

If a Level 7 or lower "Red-Eyes" monster(s) you control is destroyed by your opponent's attack or card effect and sent to your GY, while this card is in your hand: You can Special Summon this card in Defense Position, and if you do, Special Summon as many of those destroyed monsters as possible in the same position they were in when destroyed. You can Tribute this card; you can Normal Summon 1 "Red-Eyes" monster during your Main Phase this turn in addition to your Normal Summon/Set. (You can only gain this effect once per turn.)

Red-Eyes Wyvern

During your End Phase, if you did not Normal Summon/Set a monster this turn: You can banish this card from your Graveyard; Special Summon 1 "Red-Eyes" monster from your Graveyard, except "Red-Eyes B. Chick".

Red-Headed Oni

When this card is Special Summoned from the Graveyard by the effect of a Zombie-Type monster: You can target 1 face-up Zombie-Type monster you control; detach 1 Xyz Material from a monster on the field, and if you do, increase the targeted monster's Level by 1 and its ATK by 300 (even if the targeting conditions are no longer correct).

Redbeard, the Plunder Patroll Matey

During your opponent's turn (Quick Effect): You can Special Summon 1 "Plunder Patroll" monster from your Extra Deck with the same Attribute as a monster your opponent controls or is in their GY, and if you do, equip this card you control to it. If this card is sent from the hand or Monster Zone to the GY: You can target 1 "Plunder Patroll" monster you control, except "Redbeard, the Plunder Patroll Matey"; equip this card to it. You can only use each effect of "Redbeard, the Plunder Patroll Matey" once per turn.

Reflect Bounder

Before damage calculation, if this card is being attacked by an opponent's monster, and was in face-up Attack Position at the start of the Damage Step: Inflict damage to your opponent equal to the attacking monster's ATK. If you do, after damage calculation: Destroy this card.

Refrain the Melodious Songstress

[ Pendulum Effect ]
You can target 1 "Melodious" Fusion Monster you control; send 1 "Melodious" monster from your Deck to the GY, and if you do, the targeted monster gains ATK equal to the Level of that monster sent to the GY x 200 until the end of this turn. You can only use this effect of "Refrain the Melodious Songstress" once per turn.

If this card is Normal or Special Summoned: You can add 1 "Melodious" monster from your Deck to your hand, except "Refrain the Melodious Songstress". If a "Melodious" Fusion Monster(s) is Special Summoned to your field, while this card is face-up in your Extra Deck (except during the Damage Step): You can place this card in your Pendulum Zone. You can only use each effect of "Refrain the Melodious Songstress" once per turn.

Regenerating Mummy

When this card is sent from your hand to your Graveyard by an opponent's card effect: Return this card to the hand.

Regulus

Once per turn, you can select 1 Field Spell Card in your Graveyard. Return it to the Deck.

Regulus the Fairy Beast

If this card is Normal or Special Summoned: You can add 1 Spell/Trap that mentions "Ancient Fairy Dragon" from your Deck to your hand. During your Main Phase: You can Special Summon 1 Level 4 or lower LIGHT monster (Beast, Plant, or Fairy) from your hand in Defense Position. You can banish this card from your GY, then target 1 Field Spell in your GY; place it on the bottom of the Deck, then draw 1 card. You can only use each effect of "Regulus the Fairy Beast" once per turn.

Regulus, the Prince of Endymion

The first time this card would be destroyed by battle each turn, it is not destroyed. You can only use each of the following effects of "Regulus, the Prince of Endymion" once per turn. If this card is in your hand: You can reveal 1 other Spellcaster monster in your hand; you lose LP equal to the revealed monster's Level x 300, and if you do, Special Summon this card. If this card is Special Summoned: You can add 1 Spell that mentions "Regulus, the Prince of Endymion" from your Deck to your hand.

Reinforced Human Psychic Borg

Up to twice per turn, you can remove from play 1 Psychic-Type monster from your Graveyard to have this card gain 500 ATK.

Renge, Gatekeeper of Dark World

His renowned athletic physique has made him famous with the populace of Dark World. They call him "Iron Wall Renge" because no one can break through his incredible defenses.

Reptilianne Coatl

If you control a DARK Reptile monster: You can Special Summon this card from your hand, then, if your opponent controls any monsters with 0 ATK, you can Special Summon up to an equal number of "Reptilianne" monsters from your hand. You can only use this effect of "Reptilianne Coatl" once per turn. If this card you control would be used as Synchro Material for a Reptile monster, you can treat it as a non-Tuner.

Reptilianne Gardna

When this card you control is destroyed and sent to the Graveyard, add 1 "Reptilianne" monster from your Deck to your hand.

Reptilianne Scylla

If this card destroys a monster with 0 ATK by battle, you can Special Summon that monster from the Graveyard to your side of the field in face-up Defense Position. The effect(s) of that monster is negated.

Rescue Cat

You can send this card to the GY; Special Summon 2 Level 3 or lower Beast monsters from your Deck, but their effects are negated, also they are destroyed during the End Phase. You can only use this effect of "Rescue Cat" once per turn.

Rescue Ferret

You can shuffle this card you control into the Deck; Special Summon monster(s) from your Deck, except "Rescue Ferret", whose total Levels equal 6, to your zone(s) a Link Monster(s) points to, but those Summoned monsters have their effects negated, also destroy them during the End Phase. You can only use this effect of "Rescue Ferret" once per turn.

Rescue Hamster

[ Pendulum Effect ]
You can banish this card from your Pendulum Zone; add 2 face-up Pendulum Monster Cards with the same name from your Extra Deck to your hand. You can only use this effect of "Rescue Hamster" once per Duel.

If this card was Normal Summoned this turn and you have a face-up Level 5 or lower Pendulum Monster Card in your Extra Deck: You can Tribute this card; choose 1 face-up Level 5 or lower Pendulum Monster Card in your Extra Deck, and Special Summon 2 monsters from your Deck with the same name as that card, but they have their effects negated, also they are destroyed during the End Phase.

Rescue Hedgehog

You can banish this card you control; Special Summon 2 Level 3 or lower monsters from your Deck with the same Type, Attribute, and Level as each other (1 Normal Monster and 1 Effect Monster), but their effects are negated, also destroy them during the End Phase. You can only use this effect of "Rescue Hedgehog" once per turn.

Rescue Rabbit

Cannot be Special Summoned from the Deck. You can banish this face-up card you control; Special Summon 2 Level 4 or lower Normal Monsters with the same name from your Deck, but destroy them during the End Phase. You can only use this effect of "Rescue Rabbit" once per turn.

Rescue Warrior

You take no Battle Damage from battles involving this card. If this card is destroyed by battle, select 1 face-up monster your opponent controls that you own, and take control of it.

Rescue-ACE Air Lifter 5

If this card is Normal or Special Summoned: You can add 1 "Rescue-ACE" Spell from your Deck to your hand. When your opponent activates a monster effect on the field (Quick Effect): You can Tribute this card from your hand or face-up field; Special Summon 1 "Rescue-ACE" monster from your hand, except "Rescue-ACE Air Lifter". You can only use each effect of "Rescue-ACE Air Lifter" once per turn.

Rescue-ACE Monitor

If this card is Normal or Special Summoned: You can add 1 "Rescue-ACE" Trap from your Deck to your hand. When your opponent activates a monster effect on the field (Quick Effect): You can Tribute this card from your hand or face-up field, then target 1 "Rescue-ACE" monster in your GY, except "Rescue-ACE Monitor"; Special Summon it. You can only use each effect of "Rescue-ACE Monitor" once per turn.

Resonance Insect

If this card is sent from the field to the Graveyard: You can add 1 Level 5 or higher Insect-Type monster from your Deck to your hand. If this card is banished: You can send 1 Insect-Type monster from your Deck to the Graveyard, except "Resonance Insect".

Retaliating "C" 5

During either player's turn, when your opponent activates a Spell Card that includes an effect that Special Summons a monster(s): You can Special Summon this card from your hand. If Summoned this way, while this card is face-up on the field, any card sent to the Graveyard is banished instead. If this card is sent from the field to the Graveyard: You can add 1 EARTH Insect-Type monster with 1500 or less ATK from your Deck to your hand, except "Retaliating "C"".

Return Zombie

During your Standby Phase: You can pay 500 Life Points; add this card from your Graveyard to your hand. You must have no cards in your hand to activate and to resolve this effect.

Revealer of the Ice Barrier

While you control another "Ice Barrier" monster, your opponent cannot Tribute Summon. You can only use each of the following effects of "Revealer of the Ice Barrier" once per turn. You can discard 1 card; Special Summon 1 "Ice Barrier" Tuner from your Deck, also you cannot Special Summon monsters for the rest of this turn, except WATER monsters. If you would discard, or send a card(s) from your hand to the GY, to activate an "Ice Barrier" monster's effect, you can banish this card from your GY instead of 1 of those cards.

Reverse Buster

This card can only attack face-down Defense Position monsters. If this card attacks, your opponent cannot activate any Spell/Trap Cards until the end of the Damage Step. If this card attacked a face-down Defense Position monster, at the start of the Damage Step: You can destroy that face-down monster.

Revival Golem

The effect of "Revival Golem" can only be used once per turn. When this card is sent from your Deck to the Graveyard: Activate 1 of these effects.
● Special Summon this card from the Graveyard.
● Add this card from the Graveyard to your hand.

Revival Jam

When this card is destroyed by battle and sent to the Graveyard: You can pay 1000 Life Points; Special Summon it in face-up Defense Position during your next turn's Standby Phase.

Revival Rose

If a Level 5 or higher Plant-Type monster you control is destroyed, you can Special Summon this card from the Graveyard.

Rhaimundos of the Red Sword

Armed with the Sword of Crimson Flames, this warrior can bind a monster with fiery restraints.

Rhinotaurus

If 2 or more of your opponent's monsters are destroyed by battle with your monsters during the same Battle Phase, this card can make a second attack during that Battle Phase.

Right-Hand Shark

When this card is Normal Summoned: You can add 1 "Left-Hand Shark" from your Deck to your hand. If this card is in your GY and you control no monsters: You can Special Summon this card, but banish it when it leaves the field. An Xyz Monster that was Summoned using only WATER monsters as material, including this card on the field, gains this effect.
● This card cannot be destroyed by battle.
You can only use each effect of "Right-Hand Shark" once per turn.

Rikka Princess

During your Main Phase: You can Special Summon this card from your hand, but while it is face-up in the Monster Zone, you cannot Special Summon monsters, except Plant monsters. When your opponent activates a monster effect, while you control a "Rikka" monster (Quick Effect): You can shuffle this card from your hand or GY into the Deck and Tribute 1 Plant monster; negate that effect. You can only use each effect of "Rikka Princess" once per turn.

Rikka Queen Strenna

2 Level 4 monsters
You can detach 1 material from this card, then target 1 Plant monster or "Rikka" card in your GY; add it to your hand. If this card with Xyz Material is Tributed: You can Special Summon 1 Rank 5 or higher Plant Xyz Monster from your Extra Deck or GY, then you can attach this card to it as material. You can only use each effect of "Rikka Queen Strenna" once per turn.

Rilliona, the Magistus of Verre

If this card is Normal or Special Summoned: You can activate 1 of these effects;
● Add 1 "Magistus" Spell/Trap from your Deck to your hand.
● Return 1 of your banished Level 4 or lower Spellcaster monsters to your GY.
You can banish this card from your GY, then target 1 "Magistus" monster you control; equip it with 1 "Magistus" monster from your GY, except a Level 4 monster.
You can only use each effect of "Rilliona, the Magistus of Verre" once per turn.

Rilliona, the Wondrous Magistus Witch Wardrobe

2 Level 4 Spellcaster monsters with different Attributes
You can detach 1 material from this card; Special Summon 1 "Magistus" monster from your Deck, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except "Magistus" monsters. While this card is equipped to a monster: You can target 1 Effect Monster your opponent controls; negate its effects until the end of this turn. You can only use each effect of "Rilliona, the Wondrous Magistus Witch Wardrobe" once per turn.

Risebell the Star Psycher

Once per turn, during either player's turn: You can target 1 face-up monster on the field; increase its Level by 1.

Road Synchron

When using this card as Synchro Material for the Synchro Summon of a monster other than "Road Warrior", reduce this card's Level by 2. If this card attacks, at the end of the Damage Step: Increase its Level by 1 until the end of this turn.

Robot Buster Destruction Sword

You can target 1 "Buster Blader" you control; equip this monster from your hand or your side of the field to that target. While this card is equipped to a monster, Spell/Trap Cards that are already face-up on your opponent's side of the field cannot activate their effects. You can send this Equip Card to the Graveyard; the monster that was equipped with this card gains 1000 ATK until the end of this turn.

Robotic Knight

The Commander of Machine-Types, he serves the Machine King. He is famous for the way he controls his troops.

Rock Band Xenoguitar

If this card is sent to the GY: You can target 1 Rock monster in your GY, except "Rock Band Xenoguitar"; add it to your hand, then place 1 card from your hand on top of the Deck. If this card is banished from the field or GY: You can send 1 Rock monster from your Deck to the GY. You can only use each effect of "Rock Band Xenoguitar" once per turn.

Rocket Hermos Cannon

Must be Special Summoned with "The Claw of Hermos", using a Warrior monster. If this card is Special Summoned: Target 1 other face-up monster on the field; equip this card to it. It can make a second attack during each Battle Phase, also, if it attacks a Defense Position monster, inflict piercing battle damage to your opponent.

Rocket Warrior

During your Battle Phase, this card cannot be destroyed by battle and you take no battle damage from attacks involving this card. If this card attacks a monster, after damage calculation: That attack target loses 500 ATK until the end of this turn.

Rockstone Warrior

You take no Battle Damage from battles involving this card. When this attacking card is destroyed by battle and sent to the Graveyard, Special Summon 2 "Rockstone Tokens" (Rock-Type/EARTH/Level 1/ATK 0/DEF 0). These Tokens cannot be Tributed for a Tribute Summon.

Rogue Doll

A deadly doll gifted with mystical power, it is particularly powerful when attacking against dark forces.

Rokket Caliber

You can Special Summon this card (from your hand) to your zone a DARK Link Monster points to. You can only Special Summon "Rokket Caliber" once per turn this way. You can Tribute this card; Special Summon 1 DARK Dragon or Machine monster from your hand, except "Rokket Caliber". You can only use this effect of "Rokket Caliber" once per turn.

Rokket Coder

If this card would be used for the Link Summon of a "Borrel" monster, you can treat this card as a Dragon. You can only use each of the following effects of "Rokket Coder" once per turn. If a Cyberse monster you control would be used as Link Material for a "Code Talker" monster, this card in your hand can also be used as material. If this card you control would be used as Link Material for a "Borrel" monster, 1 DARK monster in your hand can also be used as material.

Rokket Loader

If this card is Normal or Special Summoned: You can add 1 Level 7 DARK Dragon monster from your Deck to your hand, also you cannot Special Summon from the Extra Deck for the rest of this turn, except DARK monsters. You can banish this card from your GY, then target 1 face-up monster on the field; it becomes DARK until the end of this turn. You can only use each effect of "Rokket Loader" once per turn.

Rokket Recharger

If a DARK monster(s) you control that was Special Summoned from the Extra Deck is destroyed by battle or card effect: You can send this card from your hand or field to the GY, then target 1 of those destroyed monsters; Special Summon 1 DARK monster from your GY with a different original name from that targeted monster. You can only use this effect of "Rokket Recharger" once per turn. While you control a DARK monster Special Summoned from the Extra Deck, your opponent's monsters cannot target this card for attacks.

Rokket Tracer

(Quick Effect): You can target 1 face-up card you control; destroy it, and if you do, Special Summon 1 "Rokket" monster from your Deck, except "Rokket Tracer", also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except DARK monsters. You can only use this effect of "Rokket Tracer" once per turn.

ROM Cloudia

When this card is Normal Summoned: You can target 1 Cyberse monster in your GY, except "ROM Cloudia"; add it to your hand. If this card is destroyed by battle or card effect: You can Special Summon 1 Level 4 or lower Cyberse monster from your Deck, except "ROM Cloudia".

Rose Paladin

When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can Tribute this card; Special Summon 1 Plant-Type monster from your hand or Deck in Defense Position. You can send this card from your hand to the Graveyard; add 1 Level 7 or higher Plant-Type monster from your Deck to your hand. You can only use this effect of "Rose Paladin" once per turn.

Rose Shaman

You can Tribute this card; draw 1 card. You can banish this card from your GY, then target 1 Plant monster in your GY; add it to your hand, then, if you added a Plant monster whose original Level is 7 or higher, you can send 1 Plant monster from your Deck to the GY. You can only use 1 "Rose Shaman" effect per turn, and only once that turn.

Rose Witch

This card can be treated as 2 Tributes for the Tribute Summon of a Plant-Type monster.

Rose, Warrior of Revenge

When this card inflicts battle damage to your opponent: Inflict 300 damage to your opponent.

Roulette Barrel

Once per turn: You can roll a six-sided die twice, choose 1 result, and destroy 1 monster on the field whose Level is equal to that result.

Royal Firestorm Guards

If this card is Normal Summoned: Target 4 Pyro-Type monsters in your Graveyard; shuffle all 4 into the Deck, then draw 2 cards.

Royal Keeper

Once per turn, you can flip this card into face-down Defense Position. When this card is flipped face-up, it gains 300 ATK and DEF until the end of the turn. (If attacked, this effect resolves after damage calculation.)

Royal Magical Library 100

Each time a Spell Card is activated, place 1 Spell Counter on this card when that Spell resolves (max. 3). You can remove 3 Spell Counters from this card; draw 1 card.

Royal Swamp Eel

If this card is used as a Synchro Material Monster, all the other Synchro Material Monsters must be Fish-Type.

Rucia of the White Forest

If you control a "White Forest" monster: You can Special Summon this card from your hand. You can send 1 Spell/Trap from your hand or field to the GY; draw 1 card. If this card is in your GY (Quick Effect): You can target 1 "White Forest" Synchro Monster you control or in your GY; return it to the Extra Deck, and if you do, Special Summon this card, but negate its effects. You can only use each effect of "Rucia of the White Forest" once per turn.

Ruffian Railcar

Once per turn: You can inflict 500 damage to your opponent. You cannot conduct your Battle Phase the turn you activate this effect. During the End Phase, if this card is in the GY because it was sent there this turn: You can add 1 Level 10 EARTH Machine monster from your Deck to your hand. You can only use this effect of "Ruffian Railcar" once per turn.

Ruin, Angel of Oblivion

You can Ritual Summon this card with "Cycle of the World". This card's name becomes "Ruin, Queen of Oblivion" while in the hand or on the field. If this card is Ritual Summoned: It can make up to 2 attacks on monsters during each Battle Phase this turn. If this card is sent to the GY: You can target 1 Ritual Monster you control; while it is face-up on your field, your opponent cannot activate cards or effects when your Ritual Monsters declare an attack.