DARK 3

If this card is discarded to the Graveyard by a card effect: Draw 1 card, plus another card if this card was discarded from your hand to your Graveyard by an opponent's card effect.

DARK 1

If this card is discarded to the Graveyard by a card effect: Special Summon this card from the Graveyard to your opponent's side of the field in face-up Defense Position. When this card is Special Summoned by the effect of a "Dark World" card: Your opponent must discard 1 card.

DARK 8

You can reveal this card in your hand; your opponent randomly chooses 1 card from your entire hand, then you discard the chosen card. Then, if the discarded card was not "Danger! Bigfoot!", Special Summon 1 "Danger! Bigfoot!" from your hand, and if you do, draw 1 card. If this card is discarded: You can target 1 face-up card your opponent controls; destroy it. You can only use this effect of "Danger! Bigfoot!" once per turn.

DARK 4

You can only Special Summon "Genta, Gateman of Dark World" once per turn. You can discard this card to the GY; add 1 "The Gates of Dark World" from your Deck to your hand. If this card is banished and you control a "Dark World" card: You can Special Summon this card.

DARK 8

You can Special Summon this card (from your Graveyard) by returning 1 "Dark World" monster you control to the hand, except "Grapha, Dragon Lord of Dark World". If this card is discarded to the Graveyard by a card effect: Target 1 card your opponent controls; destroy that target, then, if this card was discarded from your hand to your Graveyard by an opponent's card effect, look at 1 random card in your opponent's hand, then, if it was a monster, you can Special Summon it to your side of the field.

DARK 1

If this card is discarded to the GY by card effect: You can target 1 "Dark World" monster in your GY, except "Parl, Hermit of Dark World"; Special Summon it to either field, then, if this card was discarded from your hand to your GY by an opponent's card effect, you can Special Summon, to either field, 1 of your Fiend monsters that is banished, or in your hand or GY. You can only use this effect of "Parl, Hermit of Dark World" once per turn.

DARK 8

You can Special Summon this card (from your GY) by returning 1 Level 7 or lower "Dark World" monster you control to the hand. If this card is discarded to the GY by card effect: You can add 1 Level 5 or higher "Dark World" monster from your Deck to your hand, except "Reign-Beaux, Overking of Dark World", then, if this card was discarded from your hand to your GY by an opponent's card effect, you can Special Summon 1 Level 4 or lower "Dark World" monster from your Deck or GY to either field.

DARK 7

If this card is discarded from your hand to your Graveyard by an opponent's card effect: Special Summon this card from the Graveyard. When this card is Special Summoned this way: Destroy all monsters your opponent controls OR all Spell/Trap Cards they control.

DARK 5

If this card is discarded to the Graveyard by a card effect: Special Summon it from the Graveyard, then, if this card was discarded from your hand to your Graveyard by an opponent's card effect, your opponent returns exactly 2 cards from their hand to the bottom of their Deck, in any order.

DARK 4

If this card is discarded to the Graveyard by a card effect: If it was discarded from your hand to your Graveyard by an opponent's card effect, you can target 1 monster in your opponent's Graveyard; add 1 "Dark World" card from your Deck to your hand, then Special Summon that target (if any) in face-up Defense Position.

Spell Quick

During the Main Phase: Fusion Summon 1 Fiend Fusion Monster from your Extra Deck, by banishing materials mentioned on it from your field or GY. If Fusion Summoning a "Dark World" monster this way, you can also discard monsters as material. During your Main Phase, if this card is in your GY: You can add this card to your hand, then discard 1 "Dark World" monster. You can only use each effect of "Dark World Accession" once per turn.

Spell Continuous

During your Main Phase: You can discard 1 "Dark World" monster, and if you do, "Dark World" monsters you currently control gain ATK equal to the Level the discarded monster had in the hand x 100, until the end of this turn. If a monster whose original Type is Fiend is discarded from your hand by the effect of a "Dark World" card or an opponent's card effect, even during the Damage Step: You can discard 1 card, then draw 2 cards. You can only use each effect of "Dark World Archives" once per turn.

Spell Normal

Each player draws 1 card, then each player discards 1 card.

Spell Normal

Target 1 Set card on the field; destroy that target, then discard 1 card.

Spell Quick

Target up to 3 cards in any GY(s); banish them, then discard 1 Fiend monster. During your Main Phase, except the turn this card was sent to the GY: You can banish this card from your GY, then target 1 of your banished Fiend monsters; add it to your hand. You can only activate 1 "Dark World Puppetry" per turn.

Spell Quick

Target 1 "Dark World" monster in your Graveyard; Special Summon that target. You cannot Summon other monsters the turn you activate this card (but you can Set).

Spell Field

All Fiend-Type monsters gain 300 ATK and DEF. Once per turn: You can banish 1 Fiend-Type monster from your Graveyard; discard 1 Fiend-Type monster, then draw 1 card.

Trap Counter

When a monster(s) would be Normal or Special Summoned: You can negate the Summon, and if you do, destroy that monster(s), then discard 1 Fiend monster. If a "Dark World" monster(s) you control would be destroyed by battle or an opponent's card effect, you can banish this card from your GY instead. You can only use each effect of "Dark World Punishment" once per turn.

Trap Normal

Target 1 face-up card on the field; discard 1 card, and if you do, banish it. Once per Chain, when a Trap Card is activated while this card is in your GY: You can Special Summon this card as a Normal Monster (Aqua/WATER/Level 2/ATK 1200/DEF 0). (This card is NOT treated as a Trap.) If Summoned this way, this card is unaffected by monster effects, also banish it when it leaves the field.

Trap Continuous

Activate by paying 1000 LP. Negate the effects of all face-up monsters while they are face-up on the field (but their effects can still be activated).

Trap Normal

Target 2 "Dark World" monsters in your Graveyard; add those targets to your hand.

DARK 12

"Reign-Beaux, Overlord of Dark World" + 2+ Fiend monsters If this card is Fusion Summoned: You can destroy all cards your opponent controls. This card's original ATK/DEF each become the number of materials used for its Summon x 1000. Once per turn (Quick Effect): You can target 1 face-up card you control; discard 1 card, also your opponent cannot target that face-up card with card effects for the rest of this turn.

DARK 12

"Reign-Beaux, Overlord of Dark World" + 2+ Fiend monsters If this card is Fusion Summoned: You can destroy all cards your opponent controls. This card's original ATK/DEF each become the number of materials used for its Summon x 1000. Once per turn (Quick Effect): You can target 1 face-up card you control; discard 1 card, also your opponent cannot target that face-up card with card effects for the rest of this turn.

DARK 12

"Reign-Beaux, Overlord of Dark World" + 2+ Fiend monsters If this card is Fusion Summoned: You can destroy all cards your opponent controls. This card's original ATK/DEF each become the number of materials used for its Summon x 1000. Once per turn (Quick Effect): You can target 1 face-up card you control; discard 1 card, also your opponent cannot target that face-up card with card effects for the rest of this turn.

DARK 10

"Grapha, Dragon Lord of Dark World" + 1 DARK monster When your opponent activates a monster effect, or a Normal Spell/Trap Card, while you have a card(s) in your hand (Quick Effect): You can activate this effect; the activated effect becomes "Your opponent discards 1 card". You can only use this effect of "Grapha, Dragon Overlord of Dark World" once per turn. If this Fusion Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your "Grapha, Dragon Lord of Dark World" that is banished or in your GY, then each player with a hand discards 1 card.

DARK 10

"Grapha, Dragon Lord of Dark World" + 1 DARK monster When your opponent activates a monster effect, or a Normal Spell/Trap Card, while you have a card(s) in your hand (Quick Effect): You can activate this effect; the activated effect becomes "Your opponent discards 1 card". You can only use this effect of "Grapha, Dragon Overlord of Dark World" once per turn. If this Fusion Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your "Grapha, Dragon Lord of Dark World" that is banished or in your GY, then each player with a hand discards 1 card.

DARK 10

"Grapha, Dragon Lord of Dark World" + 1 DARK monster When your opponent activates a monster effect, or a Normal Spell/Trap Card, while you have a card(s) in your hand (Quick Effect): You can activate this effect; the activated effect becomes "Your opponent discards 1 card". You can only use this effect of "Grapha, Dragon Overlord of Dark World" once per turn. If this Fusion Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your "Grapha, Dragon Lord of Dark World" that is banished or in your GY, then each player with a hand discards 1 card.

DARK 3

If this card is discarded to the Graveyard by a card effect: Draw 1 card, plus another card if this card was discarded from your hand to your Graveyard by an opponent's card effect.

DARK 1

If this card is discarded to the Graveyard by a card effect: Special Summon this card from the Graveyard to your opponent's side of the field in face-up Defense Position. When this card is Special Summoned by the effect of a "Dark World" card: Your opponent must discard 1 card.

DARK 8

You can reveal this card in your hand; your opponent randomly chooses 1 card from your entire hand, then you discard the chosen card. Then, if the discarded card was not "Danger! Bigfoot!", Special Summon 1 "Danger! Bigfoot!" from your hand, and if you do, draw 1 card. If this card is discarded: You can target 1 face-up card your opponent controls; destroy it. You can only use this effect of "Danger! Bigfoot!" once per turn.

DARK 4

You can only Special Summon "Genta, Gateman of Dark World" once per turn. You can discard this card to the GY; add 1 "The Gates of Dark World" from your Deck to your hand. If this card is banished and you control a "Dark World" card: You can Special Summon this card.

DARK 8

You can Special Summon this card (from your Graveyard) by returning 1 "Dark World" monster you control to the hand, except "Grapha, Dragon Lord of Dark World". If this card is discarded to the Graveyard by a card effect: Target 1 card your opponent controls; destroy that target, then, if this card was discarded from your hand to your Graveyard by an opponent's card effect, look at 1 random card in your opponent's hand, then, if it was a monster, you can Special Summon it to your side of the field.

DARK 1

If this card is discarded to the GY by card effect: You can target 1 "Dark World" monster in your GY, except "Parl, Hermit of Dark World"; Special Summon it to either field, then, if this card was discarded from your hand to your GY by an opponent's card effect, you can Special Summon, to either field, 1 of your Fiend monsters that is banished, or in your hand or GY. You can only use this effect of "Parl, Hermit of Dark World" once per turn.

DARK 8

You can Special Summon this card (from your GY) by returning 1 Level 7 or lower "Dark World" monster you control to the hand. If this card is discarded to the GY by card effect: You can add 1 Level 5 or higher "Dark World" monster from your Deck to your hand, except "Reign-Beaux, Overking of Dark World", then, if this card was discarded from your hand to your GY by an opponent's card effect, you can Special Summon 1 Level 4 or lower "Dark World" monster from your Deck or GY to either field.

DARK 7

If this card is discarded from your hand to your Graveyard by an opponent's card effect: Special Summon this card from the Graveyard. When this card is Special Summoned this way: Destroy all monsters your opponent controls OR all Spell/Trap Cards they control.

DARK 5

If this card is discarded to the Graveyard by a card effect: Special Summon it from the Graveyard, then, if this card was discarded from your hand to your Graveyard by an opponent's card effect, your opponent returns exactly 2 cards from their hand to the bottom of their Deck, in any order.

DARK 4

If this card is discarded to the Graveyard by a card effect: If it was discarded from your hand to your Graveyard by an opponent's card effect, you can target 1 monster in your opponent's Graveyard; add 1 "Dark World" card from your Deck to your hand, then Special Summon that target (if any) in face-up Defense Position.

Spell Quick

During the Main Phase: Fusion Summon 1 Fiend Fusion Monster from your Extra Deck, by banishing materials mentioned on it from your field or GY. If Fusion Summoning a "Dark World" monster this way, you can also discard monsters as material. During your Main Phase, if this card is in your GY: You can add this card to your hand, then discard 1 "Dark World" monster. You can only use each effect of "Dark World Accession" once per turn.

Spell Continuous

During your Main Phase: You can discard 1 "Dark World" monster, and if you do, "Dark World" monsters you currently control gain ATK equal to the Level the discarded monster had in the hand x 100, until the end of this turn. If a monster whose original Type is Fiend is discarded from your hand by the effect of a "Dark World" card or an opponent's card effect, even during the Damage Step: You can discard 1 card, then draw 2 cards. You can only use each effect of "Dark World Archives" once per turn.

Spell Normal

Each player draws 1 card, then each player discards 1 card.

Spell Normal

Target 1 Set card on the field; destroy that target, then discard 1 card.

Spell Quick

Target up to 3 cards in any GY(s); banish them, then discard 1 Fiend monster. During your Main Phase, except the turn this card was sent to the GY: You can banish this card from your GY, then target 1 of your banished Fiend monsters; add it to your hand. You can only activate 1 "Dark World Puppetry" per turn.

Spell Quick

Target 1 "Dark World" monster in your Graveyard; Special Summon that target. You cannot Summon other monsters the turn you activate this card (but you can Set).

Spell Field

All Fiend-Type monsters gain 300 ATK and DEF. Once per turn: You can banish 1 Fiend-Type monster from your Graveyard; discard 1 Fiend-Type monster, then draw 1 card.

Trap Counter

When a monster(s) would be Normal or Special Summoned: You can negate the Summon, and if you do, destroy that monster(s), then discard 1 Fiend monster. If a "Dark World" monster(s) you control would be destroyed by battle or an opponent's card effect, you can banish this card from your GY instead. You can only use each effect of "Dark World Punishment" once per turn.

Trap Normal

Target 1 face-up card on the field; discard 1 card, and if you do, banish it. Once per Chain, when a Trap Card is activated while this card is in your GY: You can Special Summon this card as a Normal Monster (Aqua/WATER/Level 2/ATK 1200/DEF 0). (This card is NOT treated as a Trap.) If Summoned this way, this card is unaffected by monster effects, also banish it when it leaves the field.

Trap Continuous

Activate by paying 1000 LP. Negate the effects of all face-up monsters while they are face-up on the field (but their effects can still be activated).

Trap Normal

Target 2 "Dark World" monsters in your Graveyard; add those targets to your hand.

DARK 12

"Reign-Beaux, Overlord of Dark World" + 2+ Fiend monsters If this card is Fusion Summoned: You can destroy all cards your opponent controls. This card's original ATK/DEF each become the number of materials used for its Summon x 1000. Once per turn (Quick Effect): You can target 1 face-up card you control; discard 1 card, also your opponent cannot target that face-up card with card effects for the rest of this turn.

DARK 12

"Reign-Beaux, Overlord of Dark World" + 2+ Fiend monsters If this card is Fusion Summoned: You can destroy all cards your opponent controls. This card's original ATK/DEF each become the number of materials used for its Summon x 1000. Once per turn (Quick Effect): You can target 1 face-up card you control; discard 1 card, also your opponent cannot target that face-up card with card effects for the rest of this turn.

DARK 12

"Reign-Beaux, Overlord of Dark World" + 2+ Fiend monsters If this card is Fusion Summoned: You can destroy all cards your opponent controls. This card's original ATK/DEF each become the number of materials used for its Summon x 1000. Once per turn (Quick Effect): You can target 1 face-up card you control; discard 1 card, also your opponent cannot target that face-up card with card effects for the rest of this turn.

DARK 10

"Grapha, Dragon Lord of Dark World" + 1 DARK monster When your opponent activates a monster effect, or a Normal Spell/Trap Card, while you have a card(s) in your hand (Quick Effect): You can activate this effect; the activated effect becomes "Your opponent discards 1 card". You can only use this effect of "Grapha, Dragon Overlord of Dark World" once per turn. If this Fusion Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your "Grapha, Dragon Lord of Dark World" that is banished or in your GY, then each player with a hand discards 1 card.

DARK 10

"Grapha, Dragon Lord of Dark World" + 1 DARK monster When your opponent activates a monster effect, or a Normal Spell/Trap Card, while you have a card(s) in your hand (Quick Effect): You can activate this effect; the activated effect becomes "Your opponent discards 1 card". You can only use this effect of "Grapha, Dragon Overlord of Dark World" once per turn. If this Fusion Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your "Grapha, Dragon Lord of Dark World" that is banished or in your GY, then each player with a hand discards 1 card.

DARK 10

"Grapha, Dragon Lord of Dark World" + 1 DARK monster When your opponent activates a monster effect, or a Normal Spell/Trap Card, while you have a card(s) in your hand (Quick Effect): You can activate this effect; the activated effect becomes "Your opponent discards 1 card". You can only use this effect of "Grapha, Dragon Overlord of Dark World" once per turn. If this Fusion Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your "Grapha, Dragon Lord of Dark World" that is banished or in your GY, then each player with a hand discards 1 card.

DARK 1

If this card is discarded to the Graveyard by a card effect: Special Summon this card from the Graveyard to your opponent's side of the field in face-up Defense Position. When this card is Special Summoned by the effect of a "Dark World" card: Your opponent must discard 1 card.

DARK 7

When your opponent Special Summons a monster (except during the Damage Step): You can discard 1 card; Special Summon this card from your hand. Your opponent cannot banish cards.

DARK 8

You can reveal this card in your hand; your opponent randomly chooses 1 card from your entire hand, then you discard the chosen card. Then, if the discarded card was not "Danger! Bigfoot!", Special Summon 1 "Danger! Bigfoot!" from your hand, and if you do, draw 1 card. If this card is discarded: You can target 1 face-up card your opponent controls; destroy it. You can only use this effect of "Danger! Bigfoot!" once per turn.

DARK 4

You can reveal this card in your hand; your opponent randomly chooses 1 card from your entire hand, then you discard the chosen card. Then, if the discarded card was not "Danger! Chupacabra!", Special Summon 1 "Danger! Chupacabra!" from your hand, and if you do, draw 1 card. If this card is discarded: You can target 1 "Danger!" monster in your GY, except "Danger! Chupacabra!"; Special Summon it. You can only use this effect of "Danger! Chupacabra!" once per turn.

DARK 4

You can reveal this card in your hand; your opponent randomly chooses 1 card from your entire hand, then you discard the chosen card. Then, if the discarded card was not "Danger! Mothman!", Special Summon 1 "Danger! Mothman!" from your hand, and if you do, draw 1 card. If this card is discarded: You can have both players draw 1 card, then both players discard 1 card. You can only use this effect of "Danger! Mothman!" once per turn.

DARK 7

You can reveal this card in your hand; your opponent randomly chooses 1 card from your entire hand, then you discard the chosen card. Then, if the discarded card was not "Danger! Nessie!", Special Summon 1 "Danger! Nessie!" from your hand, and if you do, draw 1 card. If this card is discarded: You can add 1 "Danger!" card from your Deck to your hand, except "Danger! Nessie!". You can only use this effect of "Danger! Nessie!" once per turn.

DARK 3

You can reveal this card in your hand; your opponent randomly chooses 1 card from your entire hand, then you discard the chosen card. Then, if the discarded card was not "Danger!? Jackalope?", Special Summon 1 "Danger!? Jackalope?" from your hand, and if you do, draw 1 card. If this card is discarded: You can Special Summon 1 "Danger!" monster from your Deck in Defense Position, except "Danger!? Jackalope?". You can only use this effect of "Danger!? Jackalope?" once per turn.

DARK 3

You can reveal this card in your hand; your opponent randomly chooses 1 card from your entire hand, then you discard the chosen card. Then, if the discarded card was not "Danger!? Tsuchinoko?", Special Summon 1 "Danger!? Tsuchinoko?" from your hand, and if you do, draw 1 card. If this card is discarded: You can Special Summon this card. You can only use this effect of "Danger!? Tsuchinoko?" once per turn.

EARTH 3

Fiend monsters you control, except "Fiendish Rhino Warrior", cannot be destroyed by battle or card effects. If this card is sent to the GY: You can send 1 Fiend monster from your Deck to the GY, except "Fiendish Rhino Warrior". You can only use this effect of "Fiendish Rhino Warrior" once per turn.

LIGHT 3

Once per turn, at the end of the Battle Phase: Return this card from the field to the hand. You can only use each of the following effects of "Gen the Diamond Tiger" once per turn. During your Main Phase: You can Special Summon 1 "Ken the Warrior Dragon" from your hand or Deck to your opponent's field in Defense Position. If this card is Special Summoned by the effect of "Ken the Warrior Dragon": Discard 1 card.

DARK 4

You can only Special Summon "Genta, Gateman of Dark World" once per turn. You can discard this card to the GY; add 1 "The Gates of Dark World" from your Deck to your hand. If this card is banished and you control a "Dark World" card: You can Special Summon this card.

DARK 5

If this card is discarded to the Graveyard by a card effect: If it was discarded from your hand to your Graveyard by an opponent's card effect, you can target up to 2 cards your opponent controls; Special Summon this card from the Graveyard, then destroy those targets (if any).

DARK 8

You can Special Summon this card (from your Graveyard) by returning 1 "Dark World" monster you control to the hand, except "Grapha, Dragon Lord of Dark World". If this card is discarded to the Graveyard by a card effect: Target 1 card your opponent controls; destroy that target, then, if this card was discarded from your hand to your Graveyard by an opponent's card effect, look at 1 random card in your opponent's hand, then, if it was a monster, you can Special Summon it to your side of the field.

LIGHT 3

Once per turn, at the end of the Battle Phase: Return this card from the field to the hand. You can only use each of the following effects of "Ken the Warrior Dragon" once per turn. During your Main Phase: You can Special Summon 1 "Gen the Diamond Tiger" from your hand or Deck to your opponent's field in Defense Position. If this card is Special Summoned by the effect of "Gen the Diamond Tiger": Your opponent draws 2 cards, then they discard 1 card.

FIRE 8

Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) to your opponent's field by Tributing 2 monsters they control. You cannot Normal Summon/Set the turn you Special Summon this card. Once per turn, during your Standby Phase: Take 1000 damage.

LIGHT 11

During the Main Phase, if your opponent Normal or Special Summoned 5 or more monsters this turn (Quick Effect): You can Tribute as many face-up monsters on the field as possible, and if you do, Special Summon this card from your hand, then Special Summon 1 "Primal Being Token" (Rock/LIGHT/Level 11/ATK ?/DEF ?) to your opponent's field. (This Token's ATK/DEF become the combined original ATK/DEF of the Tributed monsters.) You can only use this effect of "Nibiru, the Primal Being" once per turn.

DARK 8

You can Special Summon this card (from your GY) by returning 1 Level 7 or lower "Dark World" monster you control to the hand. If this card is discarded to the GY by card effect: You can add 1 Level 5 or higher "Dark World" monster from your Deck to your hand, except "Reign-Beaux, Overking of Dark World", then, if this card was discarded from your hand to your GY by an opponent's card effect, you can Special Summon 1 Level 4 or lower "Dark World" monster from your Deck or GY to either field.

DARK 5

If this card is discarded to the Graveyard by a card effect: Special Summon it from the Graveyard, then, if this card was discarded from your hand to your Graveyard by an opponent's card effect, your opponent returns exactly 2 cards from their hand to the bottom of their Deck, in any order.

DARK 4

If this card is discarded to the Graveyard by a card effect: If it was discarded from your hand to your Graveyard by an opponent's card effect, you can target 1 monster in your opponent's Graveyard; add 1 "Dark World" card from your Deck to your hand, then Special Summon that target (if any) in face-up Defense Position.

DARK 3

When this card is Normal Summoned: You can Special Summon 1 Level 3 Fiend monster from your hand or Deck, but negate its effects, also it cannot be used as Synchro Material.

FIRE 4

You can reveal this card and 1 Fiend monster in your hand; Special Summon 1 of them and discard the other. When a monster is destroyed by battle involving your Fiend monster, while this card is in your GY: You can add this card to your hand. You can only use each effect of "Zalamander Catalyzer" once per turn.

Spell Normal

Draw 2 cards, then banish 1 DARK monster from your hand, or, if you do not have any in your hand, send your entire hand to the GY.

Spell Quick

Target 1 monster in your opponent's GY; banish it, and if you do, until the end of the next turn, its effects are negated, as well as the activated effects and effects on the field of monsters with the same original name.

Spell Normal

Both players discard as many cards as possible from their hands, then each player draws the same number of cards they discarded.

Spell Normal

Add 1 "Dark World" monster from your Deck to your hand, then discard 1 card. You can only activate 1 "Dark Corridor" per turn.

Spell Quick

During the Main Phase: Fusion Summon 1 Fiend Fusion Monster from your Extra Deck, by banishing materials mentioned on it from your field or GY. If Fusion Summoning a "Dark World" monster this way, you can also discard monsters as material. During your Main Phase, if this card is in your GY: You can add this card to your hand, then discard 1 "Dark World" monster. You can only use each effect of "Dark World Accession" once per turn.

Spell Continuous

During your Main Phase: You can discard 1 "Dark World" monster, and if you do, "Dark World" monsters you currently control gain ATK equal to the Level the discarded monster had in the hand x 100, until the end of this turn. If a monster whose original Type is Fiend is discarded from your hand by the effect of a "Dark World" card or an opponent's card effect, even during the Damage Step: You can discard 1 card, then draw 2 cards. You can only use each effect of "Dark World Archives" once per turn.

Spell Normal

Both players reveal their hands, each chooses 1 card from their opponent's hand, then you discard the chosen cards from both players' hands, then both players draw 1 card.

Spell Field

All Fiend-Type monsters gain 300 ATK and DEF. Once per turn: You can banish 1 Fiend-Type monster from your Graveyard; discard 1 Fiend-Type monster, then draw 1 card.