Nibiru, the Primal Being

Rock/Effect

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.

Droll & Lock Bird

Spellcaster/Effect

During either player's turn, if your opponent adds a card(s) from their Deck to their hand (except during the Draw Phase): You can send this card from your hand to the Graveyard; for the rest of this turn, neither player can add a card(s) from their Deck to their hand.

Dark Ruler No More

Negate the effects of all face-up monsters your opponent currently controls, until the end of this turn, also, for the rest of this turn after this card resolves, your opponent takes no damage. Neither player can activate monster effects in response to this card's activation.

Lightning Storm

If you control no face-up cards: Activate 1 of these effects;
• Destroy all Attack Position monsters your opponent controls.
• Destroy all Spells and Traps your opponent controls.
You can only activate 1 "Lightning Storm" per turn.

Evenly Matched

At the end of the Battle Phase, if your opponent controls more cards than you do: You can make your opponent banish cards from their field face-down so they control the same number of cards as you do. If you control no cards, you can activate this card from your hand.

Harpie Channeler

Winged Beast/Effect

You can discard 1 “Harpie” card; Special Summon 1 “Harpie” monster from your Deck in face-up Defense Position, except “Harpie Channeler”. You can only use this effect of “Harpie Channeler” once per turn. While you control a Dragon-Type monster, this card’s Level becomes 7. This card’s name becomes “Harpie Lady” while it is on the field or in the Graveyard.

Harpie Dancer

Winged Beast/Effect

You can target 1 WIND monster you control; return it to the hand, then you can Normal Summon 1 WIND monster. You can only use this effect of "Harpie Dancer" once per turn. This card's name becomes "Harpie Lady" while it is on the field or in the Graveyard.

Harpie Harpist

Winged Beast/Effect

This card's name becomes "Harpie Lady" while on the field or in the Graveyard. You can only use each of these effects of "Harpie Harpist" once per turn.
- When this card is Normal Summoned: You can target 1 Winged Beast-Type monster you control (other than this card) and 1 face-up monster your opponent controls; return them to the hand.
- During the End Phase, if this card is in the Graveyard because it was sent there this turn: You can add 1 Level 4 Winged Beast-Type monster with 1500 or less ATK from your Deck to your hand.

Harpie Lady 1

Winged Beast/Effect

(This card's name is always treated as "Harpie Lady".) // All WIND monsters gain 300 ATK.

Harpie Lady Elegance

Shuffle 1 “Harpie Lady Sisters” you control into the Deck, then Special Summon 1 “Harpie” monster each with a different original name from your hand, Deck, and GY, also you cannot Special Summon monsters for the rest of this turn, except WIND monsters. If this card in its owner's control is destroyed by an opponent's card effect or your “Harpie” card's effect: Add 1 “Harpie” monster from your Deck to your hand. You can only use each effect of “Harpie Lady Elegance” once per turn.

Harpie Lady Sisters

Winged Beast/Effect

Cannot be Normal Summoned/Set. Must first be Special Summoned with "Elegant Egotist".

Harpie Oracle

Winged Beast/Effect

This card's name becomes “Harpie Lady” while on the field or in the GY. You can only use each of the following effects of “Harpie Oracle” once per turn.
• If you control a Level 5 or higher “Harpie” monster: You can Special Summon this card from your hand.
• If this card is Normal or Special Summoned: You can add 1 Spell/Trap that specifically lists the card name “Harpie Lady Sisters” in its text from your GY to your hand during the End Phase of this turn.

Harpie Perfumer

Winged Beast/Effect

This card's name becomes “Harpie Lady” while on the field or in the GY. If this card is Normal or Special Summoned: You can add 1 Spell/Trap that specifically lists the card “Harpie Lady Sisters” in its text from your Deck to your hand. If you controlled a Level 5 or higher “Harpie” monster at activation, you can add up to 2 of those cards with different names instead. You can only use this effect of “Harpie Perfumer” once per turn.

Harpie Queen

Winged Beast/Effect

You can discard this card to the Graveyard to add 1 "Harpies' Hunting Ground" from your Deck to your hand. This card's name is treated as "Harpie Lady" while it is on the field or in the Graveyard.

Harpie's Feather Duster

Destroy all Spell and Trap Cards your opponent controls.

Harpie's Feather Storm

If you control a WIND Winged Beast-Type monster: Until the end of this turn, negate any monster effects your opponent activates. If you control a "Harpie" monster, you can activate this card from your hand. If this card in its owner's Spell & Trap Zone is destroyed by an opponent's card effect: You can add 1 "Harpie's Feather Duster" from your Deck or Graveyard to your hand.

Harpies' Hunting Ground

All Winged Beast-Type monsters gain 200 ATK and DEF. When any "Harpie Lady" or "Harpie Lady Sisters" are Normal or Special Summoned: The player who conducted the Summon targets 1 Spell/Trap Card on the field; destroy that target.

Elegant Egotist

If "Harpie Lady" is on the field: Special Summon 1 "Harpie Lady" or "Harpie Lady Sisters" from your hand or Deck.

Hysteric Party

Activate this card by discarding 1 card; Special Summon as many copies of "Harpie Lady" as possible from your Graveyard. When this face-up card leaves the field, destroy those monsters.

Hysteric Sign

When this card is activated: Add 1 "Elegant Egotist" from your Deck or Graveyard to your hand. During the End Phase of the turn this card was sent from the field or hand to the Graveyard: Add up to 3 "Harpie" cards with different names from your Deck to your hand. You can only activate 1 "Hysteric Sign" effect per turn, and only once that turn.

Trap Trick

Banish 1 Normal Trap from your Deck, except "Trap Trick", and if you do, Set 1 card with the same name as that card from your Deck. It can be activated this turn. For the rest of this turn after this card resolves, you can only 1 activate Trap Card. You can only activate 1 "Trap Trick" per turn.

Swallow's Nest

Tribute 1 face-up Winged Beast-Type monster you control to Special Summon 1 Winged Beast-Type monster from the Deck with the same Level as the Tributed monster.

Harpie's Pet Dragon

Dragon/Effect

This card gains 300 ATK and DEF for each "Harpie Lady" on the field.

Harpie Conductor

Winged Beast/Link/Effect

2 WIND monsters
This card's name becomes "Harpie Lady" while on the field or in the GY. You can only use each of the following effects of "Harpie Conductor" once per turn.
• If a "Harpie" monster(s) you control would be destroyed by battle or card effect, you can destroy 1 Spell/Trap you control instead.
• If another face-up "Harpie" monster you control returns to your hand (except during the Damage Step): You can target 1 Special Summoned monster your opponent controls; return it to the hand.

Divine Arsenal AA-ZEUS - Sky Thunder

Machine/Xyz/Effect

2 Level 12 monsters
Once per turn, if an Xyz Monster battled this turn, you can also Xyz Summon "Divine Arsenal AA-ZEUS - Sky Thunder" by using 1 Xyz Monster you control as material. (Transfer its materials to this card.) (Quick Effect): You can detach 2 materials from this card; send all other cards from the field to the GY. Once per turn, if another card(s) you control is destroyed by battle or an opponent's card effect: You can attach 1 card from your hand, Deck, or Extra Deck to this card as material.

Gagaga Cowboy

Warrior/Xyz/Effect

2 Level 4 monsters
Once per turn: You can detach 1 Xyz Material from this card; apply this effect, depending on this card's current battle position.
- Attack Position: If this card attacks an opponent's monster this turn, it gains 1000 ATK, also the opponent's monster loses 500 ATK, during the Damage Step only.
- Defense Position: Inflict 800 damage to your opponent.

Lightning Chidori

Thunder/Xyz/Effect

2 Level 4 WIND monsters
If this card is Xyz Summoned: Target 1 Set card your opponent controls; return that target to the bottom of the Deck. Once per turn: You can detach 1 Xyz Material from this card, then target 1 face-up card your opponent controls; return that target to the top of the Deck.

Castel, the Skyblaster Musketeer

Winged Beast/Xyz/Effect

2 Level 4 monsters
You can detach 1 Xyz Material from this card, then target 1 face-up monster on the field; change it to face-down Defense Position. You can detach 2 Xyz Materials from this card, then target 1 other face-up card on the field; shuffle it into the Deck. You can only use 1 "Castel, the Skyblaster Musketeer" effect per turn, and only once that turn.

Ice Beast Zerofyne

Winged Beast/Xyz/Effect

2 Level 4 Winged Beast-Type monsters // Once per turn: You can detach 1 Xyz Material from this card; negate the effects of all face-up cards your opponent currently controls, and if you do, this card gains 300 ATK for each face-up card currently on the field, except this card (these effect are applied until your next Standby Phase).

Number 39: Utopia

Warrior/Xyz/Effect

2 Level 4 monsters // When any player's monster declares an attack: You can detach 1 Xyz Material from this card; negate the attack. When this card is targeted for an attack, while it has no Xyz Materials: Destroy this card.

Number S39: Utopia the Lightning

Warrior/Xyz/Effect

3 Level 5 LIGHT monsters
You can also Xyz Summon this card by using a Rank 4 "Utopia" monster you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) Cannot be used as an Xyz Material for an Xyz Summon. If this card battles, your opponent cannot activate cards or effects until the end of the Damage Step. Once per Chain, during damage calculation in either player's turn, if this card battles an opponent's monster while this card has a "Utopia" Xyz Monster as Xyz Material: You can detach 2 Xyz Materials from this card; this card's ATK becomes 5000 during that damage calculation only.

Number 11: Big Eye

Spellcaster/Xyz/Effect

2 Level 7 monsters
Once per turn: You can detach 1 material from this card, then target 1 monster your opponent controls; take control of that monster. This card cannot attack the turn this effect is activated.

Greatfly

Insect/Link/Effect

2 WIND monsters
All WIND monsters on the field gain 500 ATK/DEF, also all EARTH monsters on the field lose 400 ATK/DEF. If this card is destroyed by battle or card effect: You can target 1 WIND monster in your GY; add it to your hand. You can only use this effect of "Greatfly" once per turn.

Cyber Slash Harpie Lady

Winged Beast/Synchro/Effect

1 Tuner + 1+ non-Tuner monsters
For this card's Synchro Summon, you can treat 1 "Harpie" monster you control as a Tuner. This card's name becomes "Harpie Lady" while on the field or in the GY. When a Spell/Trap Card or effect is activated (except during the Damage Step) (Quick Effect): You can target 1 monster your opponent controls or 1 "Harpie" monster you control; return it to the hand. You can only use this effect of "Cyber Slash Harpie Lady" once per turn.

Abyss Dweller

Sea Serpent/Xyz/Effect

2 Level 4 monsters
While this card has an Xyz Material attached that was originally WATER, all WATER monsters you control gain 500 ATK. Once per turn, during either player's turn: You can detach 1 Xyz Material from this card; any card effects that activate in your opponent's Graveyard cannot be activated this turn.

Number 41: Bagooska the Terribly Tired Tapir

Fiend/Xyz/Effect

2 Level 4 monsters
Once per turn, during your Standby Phase, detach 1 material from this card. If you cannot, destroy it. This Attack Position card cannot be destroyed by your opponent's card effects. Your opponent cannot target this Attack Position card with card effects. While this card is in face-up Defense Position, change all face-up monsters on the field to Defense Position, also negate the activated effects of monsters that were in Defense Position when that effect was activated.

Tornado Dragon

Wyrm/Xyz/Effect

2 Level 4 monsters
Once per turn, during either player’s turn: You can detach 1 Xyz Material from this card, then target 1 Spell/Trap Card on the field; destroy it.