DARK 4

When you Normal Summon this card, and during each of your Standby Phases, select 1 Set card on your opponent's side of the field. Pick it up and look at it, then return it to its original position.

DARK 4

When you Normal Summon this card, and during each of your Standby Phases, select 1 Set card on your opponent's side of the field. Pick it up and look at it, then return it to its original position.

DARK 4

When you Normal Summon this card, and during each of your Standby Phases, select 1 Set card on your opponent's side of the field. Pick it up and look at it, then return it to its original position.

DARK 4

If this card is Summoned: Target 1 face-up monster on the field; it loses 800 ATK.

DARK 4

If this card is Summoned: Target 1 face-up monster on the field; it loses 800 ATK.

DARK 4

If this card is Summoned: Target 1 face-up monster on the field; it loses 800 ATK.

EARTH 3

Once per turn: You can change this card to face-down Defense Position. When this card is Flip Summoned: Draw 1 card.

EARTH 3

Once per turn: You can change this card to face-down Defense Position. When this card is Flip Summoned: Draw 1 card.

EARTH 3

Once per turn: You can change this card to face-down Defense Position. When this card is Flip Summoned: Draw 1 card.

DARK 4

When this card inflicts battle damage to your opponent: You can activate 1 of these effects; ● Discard 1 random card from their hand. ● Send the top 2 cards of their Deck to the GY.

DARK 4

When this card inflicts battle damage to your opponent: You can activate 1 of these effects; ● Discard 1 random card from their hand. ● Send the top 2 cards of their Deck to the GY.

DARK 4

When this card inflicts battle damage to your opponent: You can activate 1 of these effects; ● Discard 1 random card from their hand. ● Send the top 2 cards of their Deck to the GY.

WATER 4

As long as this card remains face-up on the field, the field is treated as "Umi" (however there is no increasing or decreasing of ATK/DEF due to "Umi"'s effect). If there is an active Field Spell Card on the field, this effect is not applied.

WATER 4

As long as this card remains face-up on the field, the field is treated as "Umi" (however there is no increasing or decreasing of ATK/DEF due to "Umi"'s effect). If there is an active Field Spell Card on the field, this effect is not applied.

WATER 4

As long as this card remains face-up on the field, the field is treated as "Umi" (however there is no increasing or decreasing of ATK/DEF due to "Umi"'s effect). If there is an active Field Spell Card on the field, this effect is not applied.

DARK 3

You can substitute this card for any 1 Fusion Material Monster, but the other Fusion Material Monster(s) must be correct. You can Tribute Fusion Material Monsters on the field, including this face-up card; Special Summon 1 corresponding DARK Fusion Monster from your Extra Deck.

DARK 3

You can substitute this card for any 1 Fusion Material Monster, but the other Fusion Material Monster(s) must be correct. You can Tribute Fusion Material Monsters on the field, including this face-up card; Special Summon 1 corresponding DARK Fusion Monster from your Extra Deck.

DARK 3

You can substitute this card for any 1 Fusion Material Monster, but the other Fusion Material Monster(s) must be correct. You can Tribute Fusion Material Monsters on the field, including this face-up card; Special Summon 1 corresponding DARK Fusion Monster from your Extra Deck.

WIND 3

During the End Phase, if this card is in the GY because it was destroyed on the field and sent there this turn: You can Special Summon this card, but its ATK/DEF become 1000. You can only use this effect of "Twin-Headed Behemoth" once per Duel.

WIND 3

During the End Phase, if this card is in the GY because it was destroyed on the field and sent there this turn: You can Special Summon this card, but its ATK/DEF become 1000. You can only use this effect of "Twin-Headed Behemoth" once per Duel.

WIND 3

During the End Phase, if this card is in the GY because it was destroyed on the field and sent there this turn: You can Special Summon this card, but its ATK/DEF become 1000. You can only use this effect of "Twin-Headed Behemoth" once per Duel.

DARK 2

FLIP: Choose 1 Trap from your Deck and place it on top of your Deck, or, if "Necrovalley" is on the field, you can add that Trap to your hand instead.

DARK 2

FLIP: Choose 1 Trap from your Deck and place it on top of your Deck, or, if "Necrovalley" is on the field, you can add that Trap to your hand instead.

DARK 2

FLIP: Choose 1 Trap from your Deck and place it on top of your Deck, or, if "Necrovalley" is on the field, you can add that Trap to your hand instead.

WATER 2

FLIP: Take control of 1 monster on your opponent's side of the field until the end of the turn that this card's effect is activated. When the controlled monster attacks, it can attack your opponent's Life Points directly.

WATER 2

FLIP: Take control of 1 monster on your opponent's side of the field until the end of the turn that this card's effect is activated. When the controlled monster attacks, it can attack your opponent's Life Points directly.

WATER 2

FLIP: Take control of 1 monster on your opponent's side of the field until the end of the turn that this card's effect is activated. When the controlled monster attacks, it can attack your opponent's Life Points directly.

EARTH 4

FLIP: Inflict 500 damage to your opponent.

EARTH 4

FLIP: Inflict 500 damage to your opponent.

EARTH 4

FLIP: Inflict 500 damage to your opponent.