LIGHT 59

[ Pendulum Effect ] You cannot Pendulum Summon, except LIGHT monsters (this effect cannot be negated). If you do not control any face-up monsters, other than "Melodious" monsters: You can add 1 "Melodious" Spell/Trap from your Deck to your hand. You can only use this effect of "Couplet the Melodious Songstress" once per turn. [ Monster Effect ] If this card is added to your hand, except by drawing it for your normal draw: You can reveal this card; Special Summon 1 Level 4 or lower "Melodious" monster from your hand or GY. If a "Melodious" Fusion Monster(s) is Special Summoned to your field, while this card is face-up in your Extra Deck (except during the Damage Step): You can place this card in your Pendulum Zone. You can only use each effect of "Couplet the Melodious Songstress" once per turn.

EARTH 18

[ Pendulum Effect ] Pendulum Summons of your "Solfachord" Pendulum Monsters cannot be negated. [ Monster Effect ] While you have an even Pendulum Scale in your Pendulum Zone, "Solfachord" Pendulum Monsters you control gain ATK equal to 100 x their own Pendulum Scale. If this card is Normal or Special Summoned: You can add 1 "Solfachord" Pendulum Monster from your Deck to your hand, except "DoSolfachord Cutia". You can only use this effect of "DoSolfachord Cutia" once per turn.

FIRE 63

[ Pendulum Effect ] Your opponent cannot activate a Spell/Trap Card, or monster effect, when your "Solfachord" Pendulum Monster(s) is Pendulum Summoned. [ Monster Effect ] While you have an odd Pendulum Scale in your Pendulum Zone, if your "Solfachord" Pendulum Monster attacks, your opponent cannot activate Spell/Trap Cards or effects until the end of the Damage Step. During your Main Phase: You can Tribute 1 "Solfachord" Pendulum Monster (even if face-down), and if you do, Special Summon 1 "Solfachord" Pendulum Monster from your Deck whose Pendulum Scale is 2 higher or 2 lower than that monster, except "LaSolfachord Angelia". You can only use this effect of "LaSolfachord Angelia" once per turn.

LIGHT 41

[ Pendulum Effect ] You can target 1 "Melodious" Fusion Monster you control; send 1 "Melodious" monster from your Deck to the GY, and if you do, the targeted monster gains ATK equal to the Level of that monster sent to the GY x 200 until the end of this turn. You can only use this effect of "Refrain the Melodious Songstress" once per turn. [ Monster Effect ] If this card is Normal or Special Summoned: You can add 1 "Melodious" monster from your Deck to your hand, except "Refrain the Melodious Songstress". If a "Melodious" Fusion Monster(s) is Special Summoned to your field, while this card is face-up in your Extra Deck (except during the Damage Step): You can place this card in your Pendulum Zone. You can only use each effect of "Refrain the Melodious Songstress" once per turn.

WIND 27

[ Pendulum Effect ] Pendulum Summons of your "Solfachord" Pendulum Monsters cannot be negated. [ Monster Effect ] While you have an odd Pendulum Scale in your Pendulum Zone, if a "Solfachord" Pendulum Monster Card(s) you control would be destroyed by your opponent's card effect, you can destroy this card instead of 1 of those cards. If you control a "Solfachord" card in your Pendulum Zone: You can Special Summon this card from your hand. You can only use this effect of "ReSolfachord Dreamia" once per turn.

EARTH 1

[ Pendulum Effect ] When you Pendulum Summon: You can target 1 "Solfachord" card in your Pendulum Zone; return it to the hand. [ Monster Effect ] While you have "Solfachord" cards in both of your Pendulum Zones (1 odd and 1 even Pendulum Scale), the activated effects of your "Solfachord" cards cannot be negated. You can only use each of the following effects of "Solfachord Primoa" once per turn. If this card is Normal or Special Summoned: You can add 1 "Solfachord" card from your Deck to your hand, except "Solfachord Primoa". If you Link Summon a "Solfachord" monster: You can add 1 "Solfachord" card from your face-up Extra Deck or GY to your hand.

LIGHT 29

[ Pendulum Effect ] When your opponent's monster effect activated on the field resolves, if you control a "GranSolfachord" monster, you can negate that effect, then destroy this card. You can only use this effect of "Solfachord Solfegia" once per turn. [ Monster Effect ] If you control no monsters, or all monsters you control are "Solfachord" monsters: You can Special Summon this card from your hand. During your Main Phase: You can activate this effect (you can also Tribute this card); Special Summon 1 "Solfachord" monster from your hand, except "Solfachord Solfegia", or, if you Tributed this card when you activated this effect, you can Special Summon from your face-up Extra Deck or GY instead. You can only use each effect of "Solfachord Solfegia" once per turn.

WATER 54

[ Pendulum Effect ] Your opponent cannot activate a Spell/Trap Card, or monster effect, when your "Solfachord" Pendulum Monster(s) is Pendulum Summoned. [ Monster Effect ] While you have an even Pendulum Scale in your Pendulum Zone, if your "Solfachord" Pendulum Monster attacks, your opponent cannot activate monster effects until the end of the Damage Step. If this card is Normal or Special Summoned: You can add 1 "Solfachord" Spell/Trap from your Deck to your hand. You can only use this effect of "SolSolfachord Gracia" once per turn.

EARTH 72

[ Pendulum Effect ] Your opponent cannot activate a Spell/Trap Card, or monster effect, when your "Solfachord" Pendulum Monster(s) is Pendulum Summoned. [ Monster Effect ] (Quick Effect): You can target 1 Effect Monster your opponent controls, or, if you have an even Pendulum Scale in your Pendulum Zone, you can target 1 face-up Spell/Trap your opponent controls; this turn, banish it when it leaves the field. You can only use this effect of "TiSolfachord Beautia" once per turn. Once per turn, at the start of the Damage Step, if this card battles a monster with an equal or higher ATK than the lowest Pendulum Scale in your Pendulum Zone x 300: Destroy that monster.

FIRE 3

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that effect. ● Add a card from the Deck to the hand. ● Special Summon from the Deck. ● Send a card from the Deck to the GY. You can only use this effect of "Ash Blossom & Joyous Spring" once per turn.

EARTH 3

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that activation. ● Add a card(s) from the GY to the hand, Deck, and/or Extra Deck. ● Special Summon a Monster Card(s) from the GY. ● Banish a card(s) from the GY. You can only use this effect of "Ghost Belle & Haunted Mansion" once per turn.

LIGHT 3

When a monster on the field activates its effect, or when a Spell/Trap that is already face-up on the field activates its effect (Quick Effect): You can send this card from your hand or field to the GY; destroy that card on the field. You can only use this effect of "Ghost Ogre & Snow Rabbit" once per turn.

WATER 3

During either turn, except the End Phase (Quick Effect): You can discard this card; apply this effect this turn. You can only use this effect of "Ghost Sister & Spooky Dogwood" once per turn. ● Each time your opponent Special Summons an Effect Monster(s) during the Main Phase or Battle Phase, you gain LP equal to that monster's ATK. If you did not gain LP by this effect, your LP are halved during the End Phase.

Spell Quick

Change all face-up monsters on the field to face-down Defense Position. During the End Phase of this turn, change as many face-down Defense Position monsters your opponent controls as possible to face-up Defense Position, then your opponent draws cards equal to the number of monsters changed face-up by this effect.

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

Fusion Summon 1 Fairy Fusion Monster from your Extra Deck, using monsters from your hand, field, and/or Pendulum Zones. If a "Melodious" Fusion Monster(s) is sent to your GY while this card is in your GY, even during the Damage Step: You can place this card on the bottom of your Deck, then draw 1 card. You can only use each effect of "Melodious Concerto" once per turn.

Spell Normal

Send 1 monster from your hand to the GY; Special Summon 1 Level 1 monster from your hand or Deck.

Spell Normal

If you control no monsters: Fusion Summon 1 "Melodious" Fusion Monster from your Extra Deck, using 2 monsters from your hand and/or Deck as Fusion Material. During the End Phase of this turn, destroy the monster Fusion Summoned by this effect, and if you do, if all the Fusion Materials that were used for its Fusion Summon are in your GY, you can Special Summon all of them.

Spell Normal

At the start of your Main Phase 1: Add 1 monster with 0 ATK from your Deck to your hand, but halve your LP. After adding it to your hand, until the end of the next turn after this card was activated, you cannot activate the added monster's effects, or the effects of cards with its name, until you Normal Summon that monster or a card with its name.

Spell Normal

Activate 1 of these effects; ● Place 1 "Solfachord" Pendulum Monster from your Deck in your Pendulum Zone. ● Add 1 "Solfachord" Pendulum Monster from your hand to your Extra Deck face-up, then, place 2 "Solfachord" Pendulum Monsters, 1 odd and 1 even Pendulum Scale, from your Deck in your Pendulum Zones. ● Add 2 cards, 1 odd and 1 even Pendulum Scale, from your Pendulum Zones to the Extra Deck face-up, and if you do, draw 2 cards. You can only activate 1 "Solfachord Elegance" per turn.

Spell Normal

Activate 1 of these effects (but you can only use each effect of "Solfachord Happiness" once per turn); ● Discard 1 card, and if you do, add 2 "Solfachord" Pendulum Monsters with different Scales from your Deck to your hand, then you can Special Summon "Solfachord" Pendulum Monsters from your hand, up to the number of monsters your opponent controls +1. ● During your Main Phase this turn, you can conduct 1 Pendulum Summon of a "Solfachord" monster(s) in addition to your Pendulum Summon (you can only gain this effect once per turn). ● Special Summon 2 "Solfachord" cards from your Pendulum Zones.

Spell Normal

You can apply any of the following effects, in sequence, based on the number of "Solfachord" Pendulum Monster Cards you control with different names. ● 3+: Return 1 card from your Pendulum Zone to the hand, and if you do, place 1 face-up "Solfachord" Pendulum Monster from your Extra Deck in your Pendulum Zone. ● 5+: Special Summon 1 "Solfachord" Pendulum Monster from your hand. ● 7+: Destroy all face-up cards your opponent controls. You can only activate 1 "Solfachord Scale" per turn.

Spell Quick

Apply these effects, in sequence, based on the number of face-up "Solfachord" Pendulum Monsters with different names in your Extra Deck. ● 3+: "Solfachord" Pendulum Monsters you control gain ATK equal to their own Pendulum Scale x 300 this turn. ● 5+: You can destroy 1 card your opponent controls, then if you have an odd Pendulum Scale in your Pendulum Zone, draw 1 card. ● 7+: You can Special Summon 1 "GranSolfachord" monster from your Extra Deck. You can only activate 1 "Solfachord Symphony" per turn.

Spell Normal

If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects; ● Draw 2 cards. ● Take control of 1 monster your opponent controls until the End Phase. ● Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck. You can only activate 1 "Triple Tactics Talent" per turn.

Trap Normal

Target 1 face-up monster your opponent controls; negate its effects (until the end of this turn), then, if this card was Set before activation and is on the field at resolution, for the rest of this turn all other Spell/Trap effects in this column are negated. If you control no cards, you can activate this card from your hand.

Trap Counter

When a monster(s) would be Summoned, OR a Spell/Trap Card is activated: Pay half your LP; negate the Summon or activation, and if you do, destroy that card.

Trap Counter

When a monster(s) would be Special Summoned, OR a monster effect is activated: Pay 1500 LP; negate the Summon or activation, and if you do, destroy that card.

Trap Counter

When a monster(s) would be Summoned, OR when a Spell/Trap Card, or monster effect, is activated that includes an effect that Special Summons a monster(s): Pay 2000 LP; negate the Summon or activation, and if you do, destroy it.

Trap Counter

While you have a "Solfachord" card(s) in your Pendulum Zone, when your opponent activates a Spell/Trap Card, or monster effect: Shuffle 1 face-up Pendulum Monster from your Extra Deck into the Deck, then apply these effects. ● Pendulum Monsters you control are unaffected by that effect. ● Cards in your Pendulum Zone cannot be destroyed by that effect. ● Cards in your Pendulum Zone cannot be banished by that effect. You can only activate 1 "Solfachord Formal" per turn.

Trap Normal

Activate 1 of these effects, based on the Pendulum Scales of "Solfachord" Pendulum Monster Cards you control; ● Odd: Special Summon 1 face-up "Solfachord" Pendulum Monster with an odd Pendulum Scale from your Extra Deck. ● Even: Special Summon 1 face-up "Solfachord" Pendulum Monster with an even Pendulum Scale from your Extra Deck. ● Even and Odd: Target 1 card your opponent controls; destroy it. You can only activate 1 "Solfachord Musica" per turn.

LIGHT 7

2 "Melodious" monsters While you control this Fusion Summoned card, the activated effects of your "Melodious" Fusion Monsters cannot be negated. You can only use each of the following effects of "Bacha the Melodious Maestra" once per turn. If this card is Special Summoned: You can Special Summon 1 "Melodious" monster from your Deck. If this card is sent to the GY: You can target 1 "Melodious" monster in your GY, except "Bacha the Melodious Maestra"; Special Summon it in Defense Position.

LIGHT 8

1 "Melodious Maestra" monster + 2 "Melodious" monsters (Quick Effect): You can banish (until the End Phase) any number of "Melodious" monsters you control, then you can return up to that many face-up cards your opponent controls to the hand. You can only use this effect of "Flowering Etoile the Melodious Magnificat" once per turn. If this face-up Fusion Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 "Melodious" monster from your Deck or Extra Deck, except "Flowering Etoile the Melodious Magnificat".

LIGHT 6

2 "Melodious" monsters During either player's turn: You can target up to 3 cards in any Graveyard(s); banish them, and if you do, this card gains 200 ATK for each. This effect can only be used once while this card is face-up on the field.

DARK

2+ Effect Monsters Your opponent cannot activate cards or effects in response to this card's effect activations. If this card is Link Summoned: You can target 1 Link Monster that was used as material for its Link Summon; this card gains ATK equal to that monster's Link Rating x 1000. You can banish 1 Link Monster from your field or GY; destroy 1 card your opponent controls, also for the rest of this turn, you cannot banish monsters with that same Attribute to activate this effect of "Accesscode Talker".

DARK

2 Effect Monsters, including a Pendulum Monster If this card is Link Summoned in the Extra Monster Zone: You can pay 1200 LP; add 1 Pendulum Monster from your Deck to your hand, but for the rest of this turn, unless you Pendulum Summon after this effect resolves, you cannot activate monster effects, and the effects of any cards in your Pendulum Zones are negated. If 2 monsters with different original Levels are Pendulum Summoned at the same time to the zones this card points to: You can target 2 cards on the field; destroy them. You can only use this effect of "Beyond the Pendulum" once per turn.

EARTH

2 monsters with different names If a monster is Special Summoned to a zone this card points to: You can apply the following effects, in sequence, based on the card types of the monster(s) this card points to. ● Ritual: Draw 2 cards, then discard 2 cards. ● Fusion: Special Summon 1 Level 4 or lower monster from your GY. ● Synchro: All monsters you control gain 700 ATK. ● Xyz: All monsters your opponent controls lose 700 ATK. You can only use this effect of "Cross-Sheep" once per turn.

LIGHT

2+ Effect Monsters, including a Pendulum Monster Gains 100 ATK for each Pendulum Monster Card you control. You can only use each of the following effects of "Exceed the Pendulum" once per turn. If this card is Link Summoned: You can add 1 face-up Pendulum Monster from your Extra Deck to your hand. During the Main Phase (Quick Effect): You can Special Summon 1 Pendulum Monster from your hand or GY in Defense Position, with a Level between the Pendulum Scales of the 2 cards in your Pendulum Zones.

LIGHT

2+ monsters, including a Pendulum Monster Gains 100 ATK for each face-up Pendulum Monster in your Extra Deck. The activated effects of Pendulum Monsters this card points to cannot be negated. Once per turn, when your opponent activates a card or effect (Quick Effect): You can Special Summon 1 "Solfachord" card with an odd Pendulum Scale from your Pendulum Zone to your zone this card points to, and if you do, negate the activation, then you can add 1 "Solfachord" Pendulum Monster with an even Pendulum Scale from your Deck to your face-up Extra Deck.

LIGHT

2 Pendulum Monsters During your Main Phase: You can add 1 Pendulum Monster from your hand to the Extra Deck face-up, and 1 face-up Pendulum Monster from your Extra Deck to the hand, as long as one of them has an even Pendulum Scale, and the other has an odd Pendulum Scale. When you Pendulum Summon a "Solfachord" monster(s): You can target 1 of them; add 1 "Solfachord" Pendulum Monster from your Deck to your hand, whose Level equals the Pendulum Scale of that monster. You can only activate each effect of "GranSolfachord Musecia" once per turn.

DARK

2 non-Link Monsters During your opponent's Main Phase, you can (Quick Effect): Immediately after this effect resolves, Link Summon 1 Link Monster using materials you control, including this card. You can only use this effect of "I:P Masquerena" once per turn. A Link Monster that used this card as material cannot be destroyed by your opponent's card effects.

EARTH

2 monsters with different names If this card is Link Summoned: You can discard 1 card, then target 1 Special Summoned monster in your opponent's Main Monster Zone; destroy it, then, if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Cerberus" once per turn. Co-linked monsters you control cannot be destroyed by card effects.

FIRE

2 Effect Monsters When a monster this card points to activates its effect (except during the Damage Step) (Quick Effect): You can target 1 Effect Monster your opponent controls; until the end of this turn, change its ATK to 0, also negate its effects. During the End Phase, if this card is in the GY because it was destroyed by battle or card effect and sent there this turn: You can Special Summon this card. You can only use each effect of "Pitknight Earlie" once per turn.

DARK

3 Effect Monsters Must be Link Summoned. All face-up monsters on the field are changed to Defense Position. Unaffected by the activated effects of Defense Position monsters. Once per turn, if this card is in the Extra Monster Zone: You can target 1 Level 3 "Scareclaw" monster in your GY; Special Summon it, and if you do, add 1 "Scareclaw" monster from your Deck to your hand, also you cannot Special Summon monsters for the rest of this turn, except "Scareclaw" monsters.

LIGHT

4+ Effect Monsters You can also use 1 monster your opponent controls as material to Link Summon this card. If this card is Link Summoned: You can negate the effects of all face-up monsters your opponent currently controls. This Link Summoned card is unaffected by your opponent's activated effects, unless they target this card. Once per turn, when your opponent activates a card or effect that Special Summons a monster(s) from the GY (Quick Effect): You can negate the activation.

LIGHT 4

While this Special Summoned card is on the field, "Melodious" monsters you control cannot be targeted by card effects, or be destroyed by battle.

LIGHT 5

You can Set this card from your hand to your Spell & Trap Zone as a Spell. During your opponent's turn, if this Set card in the Spell & Trap Zone is destroyed and sent to your GY: Special Summon it. If this card is Special Summoned during your opponent's turn: Target 1 "Artifact" monster in your GY; Special Summon it in Defense Position, also you cannot Special Summon monsters until the end of the next turn, except "Artifact" monsters. You can only use this effect of "Artifact Mjollnir" once per turn.

LIGHT 5

Special Summoned "Melodious" monsters you control cannot be destroyed by card effects. If this card was Special Summoned, all Fairy-Type monsters you control gain 300 ATK.

EARTH 5

If your opponent has 2 or more cards in their hand, you can Normal Summon this card without Tributing. You can only use each of the following effects of "K9-17 Izuna" once per turn. During the Main Phase, if your opponent has activated a monster effect in the hand or GY this turn (Quick Effect): You can Special Summon this card from your hand. If this card is Normal or Special Summoned: You can send 1 "K9" card from your Deck to the GY, except "K9-17 Izuna".

DARK 5

If your opponent has 2 or more cards in their hand, you can Normal Summon this card without Tributing. You can only use each of the following effects of "K9-66a Jokul" once per turn. You can reveal this card and 1 other Level 5 monster in your hand; Special Summon both, but they cannot be used as material for the Xyz Summon of a LIGHT monster. During your Main Phase: You can add 1 non-Aqua "K9" monster from your Deck to your hand.

DARK 5

If your opponent has 2 or more cards in their hand, you can Normal Summon this card without Tributing. You can only use each of the following effects of "K9-66b Lantern" once per turn. If this card is in your hand: You can target 1 Level 5 non-Pyro "K9" monster in your GY; Special Summon both it and this card, but they cannot be used as material for the Xyz Summon of a LIGHT monster. During your Main Phase: You can add 1 "K9" Spell/Trap from your Deck to your hand.

EARTH 5

An Xyz Monster that has this card as material gains this effect. ● Your opponent cannot target this card with card effects. You can only use each of the following effects of "K9-ØØ Lupis" once per turn. During the Main Phase, if your opponent has activated a monster effect in the hand or GY this turn (Quick Effect): You can Special Summon this card from your hand or GY, but banish it when it leaves the field. During your opponent's turn, you can (Quick Effect): Immediately after this effect resolves, Xyz Summon using this card you control.

WIND 4

If you control no cards (Quick Effect): You can discard this card; apply these effects this turn. ● Each time your opponent Special Summons a monster(s) from the Deck and/or Extra Deck, immediately draw 1 card. ● Once, during this End Phase, if the number of cards in your hand is more than the number of cards your opponent controls +6, you must randomly shuffle cards from your hand into the Deck so the number in your hand equals the number your opponent controls +6. You can only activate 1 other "Mulcharmy" monster effect, the turn you activate this effect.

LIGHT 3

If you control a "Melodious" monster, you can Special Summon this card (from your hand). While this Special Summoned card is on the field, all Fairy-Type monsters you control gain 500 ATK and DEF.

LIGHT 4

When this card is Special Summoned: You can target 1 "Melodious" monster in your Graveyard, except "Soprano the Melodious Songstress"; add it to your hand. You can only use this effect of "Soprano the Melodious Songstress" once per turn. Once per turn: You can Fusion Summon 1 "Melodious" Fusion Monster from your Extra Deck, using monsters you control as Fusion Materials, including this card.

LIGHT 59

[ Pendulum Effect ] You cannot Pendulum Summon, except LIGHT monsters (this effect cannot be negated). If you do not control any face-up monsters, other than "Melodious" monsters: You can add 1 "Melodious" Spell/Trap from your Deck to your hand. You can only use this effect of "Couplet the Melodious Songstress" once per turn. [ Monster Effect ] If this card is added to your hand, except by drawing it for your normal draw: You can reveal this card; Special Summon 1 Level 4 or lower "Melodious" monster from your hand or GY. If a "Melodious" Fusion Monster(s) is Special Summoned to your field, while this card is face-up in your Extra Deck (except during the Damage Step): You can place this card in your Pendulum Zone. You can only use each effect of "Couplet the Melodious Songstress" once per turn.

LIGHT 41

[ Pendulum Effect ] You can target 1 "Melodious" Fusion Monster you control; send 1 "Melodious" monster from your Deck to the GY, and if you do, the targeted monster gains ATK equal to the Level of that monster sent to the GY x 200 until the end of this turn. You can only use this effect of "Refrain the Melodious Songstress" once per turn. [ Monster Effect ] If this card is Normal or Special Summoned: You can add 1 "Melodious" monster from your Deck to your hand, except "Refrain the Melodious Songstress". If a "Melodious" Fusion Monster(s) is Special Summoned to your field, while this card is face-up in your Extra Deck (except during the Damage Step): You can place this card in your Pendulum Zone. You can only use each effect of "Refrain the Melodious Songstress" once per turn.

FIRE 3

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that effect. ● Add a card from the Deck to the hand. ● Special Summon from the Deck. ● Send a card from the Deck to the GY. You can only use this effect of "Ash Blossom & Joyous Spring" once per turn.

EARTH 3

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that activation. ● Add a card(s) from the GY to the hand, Deck, and/or Extra Deck. ● Special Summon a Monster Card(s) from the GY. ● Banish a card(s) from the GY. You can only use this effect of "Ghost Belle & Haunted Mansion" once per turn.

LIGHT 2

When your opponent activates a monster effect (Quick Effect): You can send this card and 1 other Fairy monster from your hand to the GY; negate the activation, and if you do, destroy it.

Spell Continuous

When this card is activated: You can add 1 "K9" monster from your Deck to your hand. "K9" monsters you control gain 900 ATK during any turn in which your opponent has activated a monster effect in the hand or GY. If this card in the Spell & Trap Zone is destroyed by card effect: You can Set 1 "K9" Quick-Play Spell from your Deck or GY. You can only use this effect of ""A Case for K9"" once per turn. You can only activate 1 ""A Case for K9"" per turn.

Spell Normal

If you control no monsters: Special Summon 1 Level 4 or lower "Melodious" monster from your hand or Deck. You can only activate 1 "1st Movement Solo" per turn. You cannot Special Summon monsters during the turn you activate this card, except "Melodious" monsters.

Spell Quick

During the Main Phase: Target 1 "K9" Xyz Monster you control; Special Summon from your Extra Deck, 1 "K9" Xyz Monster with a different name, by using that monster you control (this is treated as an Xyz Summon, transfer its materials to the Summoned monster), then you can destroy 1 card your opponent controls. At the end of the Battle Phase, if your "K9" monster battled this turn: You can Set this card from your GY. You can only use each effect of "K9-X Forced Release" once per turn.

Spell Normal

Fusion Summon 1 Fairy Fusion Monster from your Extra Deck, using monsters from your hand, field, and/or Pendulum Zones. If a "Melodious" Fusion Monster(s) is sent to your GY while this card is in your GY, even during the Damage Step: You can place this card on the bottom of your Deck, then draw 1 card. You can only use each effect of "Melodious Concerto" once per turn.

Spell Normal

If you control no monsters: Fusion Summon 1 "Melodious" Fusion Monster from your Extra Deck, using 2 monsters from your hand and/or Deck as Fusion Material. During the End Phase of this turn, destroy the monster Fusion Summoned by this effect, and if you do, if all the Fusion Materials that were used for its Fusion Summon are in your GY, you can Special Summon all of them.

LIGHT 7

2 "Melodious" monsters While you control this Fusion Summoned card, the activated effects of your "Melodious" Fusion Monsters cannot be negated. You can only use each of the following effects of "Bacha the Melodious Maestra" once per turn. If this card is Special Summoned: You can Special Summon 1 "Melodious" monster from your Deck. If this card is sent to the GY: You can target 1 "Melodious" monster in your GY, except "Bacha the Melodious Maestra"; Special Summon it in Defense Position.