Harpie Deck Breakdown

WATER 4

You can Tribute 1 monster; Special Summon 1 "Gaia The Fierce Knight" monster, or 1 Level 5 Dragon monster, from your hand or Deck. You can only use this effect of "Artillery Catapult Turtle" once per turn.

LIGHT 7

You can Normal Summon this card without Tributing. If this card is Normal Summoned without Tributing, its original ATK becomes 1900. If this card is Tributed: You can add 1 "Black Luster Soldier" monster from your Deck to your hand. You can only use this effect of "Charging Gaia the Fierce Knight" once per turn.

DARK 5

If this card is Normal or Special Summoned: You can add 1 Spell/Trap from your Deck to your hand, that specifically lists the card "Gaia the Dragon Champion" in its text. If this card is sent to the GY: You can target 1 "Gaia the Dragon Champion" in your Monster Zone; negate the effects of face-up monsters your opponent currently controls with ATK less than or equal to it until the end of this turn. You can only use each effect of "Curse of Dragon, the Cursed Dragon" once per turn.

DARK 5

If this card is Normal or Special Summoned: You can target 1 Field Spell on the field; destroy it. Once per turn: You can Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters you control as Fusion Materials, including this card.

EARTH 4

This card can be treated as 2 Tributes for the Tribute Summon of a Warrior monster. You can only use each of the following effects of "Gaia the Fierce Knight Origin" once per turn. You can send 1 Level 5 or higher monster from your hand to the GY; Special Summon this card from your hand. During the Battle Phase (Quick Effect): You can banish this card from your GY, then target 1 monster on the field whose current ATK is different from its original ATK; its ATK becomes its original ATK.

LIGHT 7

(This card is also always treated as a "Gaia The Fierce Knight" card.) If you control no monsters, or your opponent controls a monster with 2300 or more ATK, you can Normal Summon this card without Tributing. If this card is Normal or Special Summoned: You can Special Summon 1 Level 5 Dragon monster from your hand or GY in Defense Position. You can only use this effect of "Gaia the Magical Knight" once per turn.

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

(Quick Effect): You can Tribute 1 Dragon Fusion Monster; Special Summon this card from your hand. If this card is Special Summoned: You can target 1 Attack Position monster on the field; change it to Defense Position. You can Tribute this card; add 1 Level 7 or higher Warrior monster from your Deck to your hand, except "Soldier Gaia the Fierce Knight". You can only use each effect of "Soldier Gaia the Fierce Knight" once per turn.

EARTH 6

(This card is always treated as a "Millennium" card.) If a Level 5 or higher Monster Card is on the field, you can Normal Summon this card without Tributing. If your opponent Normal or Special Summons a monster(s) in Attack Position, increase its Level by 7 while this monster is on the field. When your opponent activates a monster effect (Quick Effect): You can send 1 other face-up Level 5 or higher Monster Card you control to the GY; negate the activation, and if you do, destroy that card. You can only use this effect of "Soul of Gaia the Fierce Knight" once per turn.

DARK 7

''The ultimate wizard in terms of attack and defense.''

Spell Quick

Send any number of other cards from your hand and/or field to the GY; choose that many Effect Monsters your opponent controls, and until the end of this turn, their ATK is halved, also their effects are negated. In response to this card's activation, your opponent cannot activate cards, or the effects of cards, with the same original type (Monster/Spell/Trap) as the cards sent to the GY to activate this card. You can only activate 1 "Forbidden Droplet" per turn.

Spell Field

Your opponent cannot activate cards or effects during the Battle Phase while "Gaia the Dragon Champion" is in your Monster Zone. You can activate 1 of the following effects. ● You can reveal 1 "Gaia The Fierce Knight" monster in your hand; add 1 Level 5 Dragon monster from your Deck to your hand. ● You can reveal 1 Level 5 Dragon monster in your hand; add 1 "Gaia The Fierce Knight" monster from your Deck to your hand. You can only use this effect of "Galloping Gaia" once per turn.

Spell Normal

Destroy all Spell and Trap Cards your opponent controls.

Spell Normal

Target 1 monster in either GY; Special Summon it.

Spell Normal

Destroy all monsters your opponent controls.

Spell Normal

Fusion Summon 1 Dragon Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Material. If you Special Summoned "Gaia the Dragon Champion" by this effect, it gains 2600 ATK, also it can make up to 2 attacks on monsters during each Battle Phase.

Spell Continuous

If "Gaia The Fierce Knight", "Swift Gaia the Fierce Knight", or "Gaia the Dragon Champion" you control attacks a Defense Position monster, inflict piercing battle damage to your opponent. If "Gaia the Dragon Champion" inflicts battle damage with this effect: Draw 2 cards, then discard 1 card.

Spell Normal

Add 1 Field Spell from your Deck to your hand.

Trap Normal

Reveal 3 Warrior-Type monsters from your Deck, including at least 1 "Black Luster Soldier" monster or "Gaia The Fierce Knight" monster, and have your opponent randomly pick 1. If they picked a "Black Luster Soldier" monster or "Gaia The Fierce Knight" monster, add it to your hand and send the rest to the Graveyard. Otherwise, send them all to the Graveyard. You can only activate 1 "Beginning of Heaven and Earth" per turn.

Trap Normal

When an opponent's monster declares an attack: Destroy all your opponent's Attack Position monsters.

Trap Normal

When an opponent's monster declares an attack: Change all your opponent's Attack Position monsters to face-down Defense Position. Monsters changed to face-down Defense Position by this effect cannot change their battle positions.

Trap Continuous

While "Gaia the Dragon Champion" is in your Monster Zone, your opponent's monsters can only target "Gaia the Dragon Champion" for attacks. When an attack is declared involving your "Gaia the Dragon Champion": You can target 1 card on the field; destroy it. You can only use this effect of "Spiral Discharge" once per turn.

Trap Normal

Target 1 Level 7 or lower Dragon monster in your GY; Special Summon it. If you Special Summoned a "Gaia the Dragon Champion" by this effect, your opponent cannot target it with card effects, and it cannot be destroyed by their card effects. You can only activate 1 "Spiral Reborn" per turn.

Trap Normal

When an opponent's monster declares an attack: Return all your opponent's Attack Position monsters to the hand.

DARK 5

1 Warrior monster + 1 Level 5 or higher Dragon monster If you Fusion Summon a Level 7 Dragon Fusion Monster, you can also banish monsters from your GY as material. If this card is Fusion Summoned: You can target 1 Spell/Trap in your GY that mentions "Gaia the Dragon Champion"; add it to your hand. You can only use this effect of "Curse of Dragon, the Magical Knight Dragon" once per turn.

DARK 8

"Dark Magician" + 1 Warrior monster Gains 100 ATK for each Spell/Trap on the field and in the GYs. If this card attacks a Defense Position monster, inflict piercing battle damage. When a card or effect is activated that targets a card on the field (Quick Effect): You can discard 1 card; negate the activation, and if you do, destroy it.

DARK 8

"Dark Magician" + 1 Level 7 or higher Dragon or Warrior monster If your monster attacks a Defense Position monster, inflict piercing battle damage to your opponent. Once per turn, when your monster destroys an opponent's monster by battle: You can inflict damage to your opponent equal to the destroyed monster's original ATK. If this card is destroyed: You can Special Summon both 1 "Dark Magician" and 1 "Gaia the Dragon Champion" from your hand, Deck, Extra Deck, and/or GY.

EARTH 10

1 "Gaia Knight, the Force of Earth" + 1 non-Effect Synchro Monster This card cannot be targeted by, or destroyed by, the effects of Effect Monsters.

FIRE 11

"Gaia Blaze, the Force of the Sun" + 1 face-up monster you control When your opponent activates a monster effect in their hand or GY (Quick Effect): You can discard 1 monster; negate that effect, and if you do, destroy that card. When this attacking card destroys an opponent's monster by battle: You can target 1 FIRE monster in your GY; Special Summon it. You can only use each effect of "Gaia Prominence, the Fierce Force" once per turn.

WIND 7

1 "Gaia The Fierce Knight" monster + 1 Level 5 Dragon monster This card's name becomes "Gaia the Dragon Champion" while on the field. You can only use each of the following effects of "Gaia the Magical Knight of Dragons" once per turn. During the Main Phase (Quick Effect): You can target 1 other card on the field; this card loses exactly 2600 ATK, and if it does, destroy that card. When this card destroys an opponent's monster by battle: You can make this card gain 2600 ATK.

WIND 7

1 "Gaia The Fierce Knight" monster + 1 Dragon-Type monster This card's name becomes "Gaia the Dragon Champion" while it is on the field. If this card is Special Summoned: You can add 1 "Spiral Spear Strike" from your Deck or Graveyard to your hand. When this card declares an attack on an opponent's monster: You can change the battle position of that opponent's monster.

EARTH

2+ monsters

FIRE 7

1 Tuner + 1+ non-Tuner monsters If this attacking card destroys an opponent's monster by battle: It can make a second attack in a row. Once per turn, at the end of the Battle Phase: You can target FIRE monsters in your GY up to the number of monsters this card destroyed by battle this turn; add them to your hand.

EARTH 6

1 Tuner + 1 or more non-Tuner monsters

WIND

2 Level 7 monsters You can also Xyz Summon this card by using a Rank 5 or 6 Xyz Monster you control as material. (Transfer its materials to this card.) If this card attacks a Defense Position monster, inflict piercing battle damage.

WATER

2+ Level 6 monsters Once per turn, you can also Xyz Summon "Gaia Stream, the Graceful Force" by using 1 Rank 5 or 7 Xyz Monster you control (transfer its materials to this card). Cannot be used as material for an Xyz Summon the turn it was Xyz Summoned. Cannot attack directly. Gains ATK equal to the combined Levels/Ranks of its attached materials x 200. At the end of the Damage Step, if this card battled: Detach 1 material from this card.