DARK 1

If this card is in your Graveyard: You can Fusion Summon 1 "D/D/D" Fusion Monster from your Extra Deck, by banishing Fusion Materials listed on it from your Graveyard, including this card. You can only use this effect of "D/D Necro Slime" once per turn.

DARK 2

If this card is in your hand: You can Fusion Summon 1 "D/D/D" Fusion Monster from your Extra Deck, using monsters from your hand as Fusion Materials, including this card. You can banish this card from your Graveyard; Special Summon 1 "D/D" monster from your hand. You can only use each effect of "D/D Swirl Slime" once per turn.

DARK 7

When this card is Normal Summoned: You can Tribute 1 "D/D" monster; Special Summon 1 Level 7 "D/D/D" monster from your Deck. During your Main Phase, if this card is in the GY because it was sent there this turn: You can Fusion Summon 1 Level 8 or higher "D/D/D" Fusion Monster from your Extra Deck, by banishing Fusion Materials listed on it from your GY, including this card. You can only use each effect of "D/D Vice Typhon" once per turn.

FIRE 8

1 Level 5 or higher "D/D" monster + 1 "D/D" monster If another "D/D" monster(s) is Normal or Special Summoned to your field while you control this monster (except during the Damage Step): You can target 1 "D/D" monster in your GY; Special Summon it. You can only use this effect of "D/D/D Flame High King Genghis" once per turn. Once per your turn, when a Spell/Trap Card, or its effect, is activated (Quick Effect): You can negate the activation.

FIRE 6

2 "D/D" monsters If another "D/D" monster(s) is Special Summoned to your field, while you control this face-up card (except during the Damage Step): You can target 1 "D/D" monster in your Graveyard; Special Summon it. You can only use this effect of "D/D/D Flame King Genghis" once per turn. If this card is destroyed by battle, or if this card in its owner's possession is destroyed by an opponent's card effect: You can target 1 "Dark Contract" card in your Graveyard; add it to your hand.

DARK 10

2 "D/D/D" monsters Once per turn, when an attack is declared involving this card: You can target 1 other "D/D" or "Dark Contract" card you control; return it to the hand, and if you do, equip 1 face-up monster your opponent controls to this card, except the battling monster. This card gains ATK equal to the combined original ATK of the monsters equipped to it by this effect.

DARK 8

1 Level 6 or higher "HERO" monster + 1 "Destiny HERO" monster Monsters your opponent controls lose 200 ATK for each "HERO" card in your GY. You can only use each of the following effects of "Destiny HERO - Destroyer Phoenix Enforcer" once per turn. (Quick Effect): You can destroy both 1 card you control and 1 card on the field. If this card is destroyed by battle or card effect: You can activate this effect; Special Summon 1 "Destiny HERO" monster from your GY during the Standby Phase of the next turn.

DARK 8

2 DARK monsters on the field, except Tokens If this card is Fusion Summoned: You can make this card gain ATK equal to 1 opponent's Special Summoned monster, until the end of this turn. Once per turn: You can target 1 Level 5 or higher monster your opponent controls; until the End Phase, this card's name becomes that monster's original name, and replace this effect with that monster's original effects. If this Fusion Summoned card is destroyed: You can destroy all your opponent's Special Summoned monsters.

DARK

2 "D/D" monsters If this card is Special Summoned: You can activate this effect; you cannot Special Summon monsters for the rest of this turn, except "D/D" monsters, also place 2 "D/D" Pendulum Monsters with different names from your Deck in your Pendulum Zones, and if you do, take 1000 damage. If this Link Summoned card is destroyed by battle with an opponent's attacking monster, or by an opponent's card effect while in its owner's Monster Zone: You can Special Summon 1 "D/D" monster from your Extra Deck or GY in Defense Position. You can only use each effect of "D/D/D Abyss King Gilgamesh" once per turn.

DARK 46

[ Pendulum Effect ] Once per turn: You can target 1 "D/D" monster you control; change its Level to 4, and if you do, it gains 400 ATK and DEF (even if this card leaves the field). [ Monster Effect ] When this card is Pendulum Summoned from the hand, while you control a "D/D" monster other than "D/D Cerberus": You can target 1 Continuous Spell Card in your Graveyard; add it to your hand.

DARK 41

[ Pendulum Effect ] You can target 1 Fiend monster you control; it gains 500 ATK (until the end of this turn) for each "Dark Contract" Spell/Trap with different names currently on your field or in your GY, then destroy this card. You can only use this effect of "D/D Gryphon" once per turn. [ Monster Effect ] If you control a "D/D" monster: You can Special Summon this card from your hand in Defense Position. If this card is Pendulum Summoned: You can discard 1 "D/D" or "Dark Contract" card; draw 1 card. If this card is Special Summoned from the GY: You can add 1 "D/D" card from your Deck to your hand, except "D/D Gryphon". You can only use each effect of "D/D Gryphon" once per turn.

DARK 110

[ Pendulum Effect ] You cannot Pendulum Summon monsters, except "D/D" monsters. This effect cannot be negated. Once per turn, during your Standby Phase: Reduce this card's Pendulum Scale by 2 (min. 1), then destroy all monsters you control with a Level greater than or equal to this card's Pendulum Scale, except "D/D" monsters. [ Monster Effect ] If this card is Normal or Special Summoned: You can activate 1 of these effects. You can only use this effect of "D/D Savant Kepler" once per turn. ● Target 1 other "D/D" card you control; return it to the hand. ● Add 1 "Dark Contract" card from your Deck to your hand.

DARK 68

[ Pendulum Effect ] You cannot Pendulum Summon monsters, except "D/D" monsters. This effect cannot be negated. Once per turn: You can discard 1 "D/D/D" monster, then target 1 Level 6 or lower "D/D" monster you control; it gains 2000 ATK and DEF until the end of this turn (even if this card leaves the field). [ Monster Effect ] If this card in the Pendulum Zone is destroyed: You can target 1 "D/D/D" monster you control; return it to the hand, and if you do, place up to 2 face-up "D/D" Pendulum Monsters from your Extra Deck in your Pendulum Zones, but they cannot activate their Pendulum Effects this turn. You can only use this effect of "D/D Savant Nikola" once per turn.

DARK 74

[ Pendulum Effect ] You can banish 2 "D/D" monsters from your Graveyard; Special Summon this card from your Pendulum Zone. [ Monster Effect ] During your opponent's turn, if this card is in your hand or Graveyard: You can target 2 face-up Spell/Trap Cards you control; you cannot Special Summon monsters for the rest of this turn, except Fiend-Type monsters, also destroy the targeted cards, and if you do, Special Summon this card (this is a Quick Effect). You can only use this effect of "D/D/D Chaos King Apocalypse" once per turn.

DARK 84

[ Pendulum Effect ] Once per turn: You can target 1 "D/D" monster you control; it gains 800 ATK until the end of this turn (even if this card leaves the field). [ Monster Effect ] Once per turn, if a monster(s) you control is destroyed by battle or card effect: You can target 1 of those monsters; this card gains ATK equal to that monster's original ATK until the end of this turn. This card cannot attack your opponent directly during the turn this effect is activated. Cannot be destroyed by Spell/Trap effects that do not target this card.

DARK 73

[ Pendulum Effect ] When you take effect damage (except during the Damage Step): You can destroy this card, and if you do, any effect that would inflict damage to a player this turn increases their LP by the same amount, instead. [ Monster Effect ] When you take effect damage (except during the Damage Step): You can Special Summon this card from your hand, and if you do, gain LP equal to the damage you took. You take no effect damage.

DARK 88

[ Pendulum Effect ] You can target any number of "Dark Contract" cards you control; destroy them, and if you do, Special Summon this card from your Pendulum Zone, then you can increase or decrease its Level by the number destroyed. You can only use this effect of "D/D/D Vice King Requiem" once per turn. [ Monster Effect ] You cannot Special Summon monsters, except "D/D/D" monsters. A "D/D/D" monster that was Fusion, Synchro, Xyz, or Link Summoned using this card on the field as material gains this effect. ● Once per turn: You can target 1 card on the field; shuffle 1 "Dark Contract" card from your field or GY into the Deck, and if you do, destroy that target, then gain 1000 LP. You can only use this effect of "D/D/D Vice King Requiem" once per turn.

DARK 8

1 Tuner + 1 or more non-Tuner "D/D" monsters During either player's turn: You can target 1 face-up Spell/Trap Card on the field; that target has its effects negated, until the next Standby Phase. You can only use this effect of "D/D/D Cursed King Siegfried" once per turn. If this card is destroyed by battle or card effect and sent to the Graveyard: Gain 1000 LP for each "Dark Contract" card you control.

WIND 10

1 Tuner + 1+ non-Tuner monsters If 3 or more "D/D/D" monsters are on the field, this card gains 3000 ATK. If another "D/D" monster(s) is Normal or Special Summoned to your field while this monster is on the field (except during the Damage Step): You can target 1 "D/D" monster in your GY; Special Summon it. You can only use this effect of "D/D/D Gust High King Alexander" once per turn.

WATER

2 Level 6 Fiend monsters When a Spell/Trap Card, or monster effect, is activated that includes an effect that Special Summons a monster (Quick Effect): You can detach 1 material from this card; negate the activation, and if you do, destroy that card, then you can make 1 other "D/D" monster you control and this card gain 1800 ATK until the end of this turn. If this card is sent from the field to the GY: You can add 1 "Dark Contract" card from your Deck to your hand.

DARK10

[ Pendulum Effect ] While you have a card in your other Pendulum Zone: You can target 1 Pendulum Monster you control or in your GY; Special Summon the card in your other Pendulum Zone, and if you do, place that targeted Pendulum Monster in your Pendulum Zone. You can only use this effect of "D/D/D Deviser King Deus Machinex" once per turn. [ Monster Effect ] 2 Level 10 Fiend monsters You can also Xyz Summon this card by using a "D/D/D" monster you control as material. (Transfer its materials to this card.) You can only control 1 "D/D/D Deviser King Deus Machinex" in your Monster Zone. Once per Chain, when a Monster Card your opponent controls activates its effect (Quick Effect): You can either detach 2 materials from this card, or destroy 1 "Dark Contract" card you control, and if you do, attach that opponent's card to this card as material. Once per turn, during your Standby Phase: You can place this card in your Pendulum Zone.

Spell Field

If your opponent Special Summons a monster(s) with the same card type (Fusion, Synchro, Xyz, or Link) as a "D/D/D" monster you control (except during the Damage Step): You can inflict 1000 damage to your opponent, also, while this card is on the field, your opponent cannot Special Summon monsters with the same card type as that Special Summoned monster for the rest of this turn. If this card is sent to the GY: You can add 1 "D/D" monster from your GY, or 1 face-up "D/D" Pendulum Monster from your Extra Deck, to your hand. You can only use this effect of "Dark Contract with Patent License" once per turn.

Spell Continuous

During your Main Phase: You can add 1 "D/D" monster from your Deck to your hand. You can only use this effect of "Dark Contract with the Gate" once per turn. Once per turn, during your Standby Phase: Take 1000 damage.

Spell Continuous

During your Main Phase: You can Fusion Summon 1 Fiend-Type Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Materials. You can only use this effect of "Dark Contract with the Swamp King" once per turn. If Summoning a "D/D" Fusion Monster this way, you can also banish monsters from your Graveyard as Fusion Material. Once per turn, during your Standby Phase: Take 1000 damage.

Spell Continuous

Once per turn, during your Standby Phase: Take 1000 damage. You can only use 1 of the following effects of "Dark Contract with the Yamimakai" per turn, and only once that turn. ● During your Main Phase: You can target 1 "D/D" Pendulum Monster in your Graveyard; place it in your Pendulum Zone. ● During your Main Phase: You can place 1 face-up "D/D" Pendulum Monster from your Extra Deck in your Pendulum Zone.

Spell Continuous

Once per turn: You can Special Summon 1 "D/D/D" monster from your hand in Defense Position, but its effects are negated. Once per turn: You can Fusion Summon 1 Fiend-Type Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Materials, including a monster Special Summoned by this card with the above effect. Once per turn, during your Standby Phase: Take 2000 damage.

Trap Normal

If your opponent controls more monsters than you do: Target any number of "D/D" monsters and/or "Dark Contract" cards in your Graveyard up to the difference; add those cards to your hand. You can only activate 1 "D/D Recruits" per turn.

Trap Continuous

"Dark Contract" cards you control cannot be destroyed by your opponent's card effects. You can banish this card from your Graveyard, then target up to 3 of your other banished "D/D" cards; shuffle them into the Deck.

Trap Normal

When an opponent's monster declares an attack: Activate 1 of these effects; ● Banish 1 "D/D/D" monster from your Graveyard, and if you do, the attacking monster loses ATK equal to the banished monster's ATK. ● Add 1 Level 4 or lower "D/D" Pendulum Monster from your Deck to your hand.

Trap Normal

Shuffle 3 cards into the Deck (any combination of "D/D" monsters in your hand, field, or Graveyard, and/or "D/D" cards in your Pendulum Zone), then you can add 2 "D/D" monsters from your Deck to your hand.