1 Tuner + 1+ Synchro Monsters
The Levels of monsters your opponent controls are increased by 2. Your Tuners can make a second attack during each Battle Phase. When your opponent activates a monster effect (Quick Effect): You can target 1 Tuner in your GY or banishment, except a Level 10 Tuner; add it to your hand or Special Summon it, then immediately after this effect resolves, you can Synchro Summon 1 Synchro Monster. You can only use this effect of "Kewl Tune B2B" twice per turn.
If this card on the field would be used as Synchro Material, 1 Tuner in your hand can be used as 1 of the other materials. You can only use each of the following effects of "Kewl Tune Clip" once per turn. During your opponent's Main Phase, if this card is in your hand (Quick Effect): You can Special Summon this card, then immediately after this effect resolves, you can Synchro Summon 1 Tuner Synchro Monster. If this card is sent to the GY as Synchro Material: You can banish (face-up) 1 random face-down card from your opponent's Extra Deck.
"Kewl Tune Clip" + 1+ Tuners
If this card is Synchro Summoned: You can look at your opponent's Extra Deck, and if you do, banish (face-up) 1 card from it (until the End Phase), then you can make this card gain ATK equal to that monster's ATK. If this Synchro Summoned card is sent to the GY: You can Special Summon this card, then you can apply this effect.
â—Ź Look at your opponent's Extra Deck and banish (face-up) 2 cards from it until the End Phase.
You can only use each effect of "Kewl Tune Crackle" once per turn.
If this card on the field would be used as Synchro Material, 1 Tuner in your hand can be used as 1 of the other materials. You can only use each of the following effects of "Kewl Tune Cue" once per turn. If this card is Normal Summoned: You can Special Summon 1 Tuner from your hand, Deck, or GY, except "Kewl Tune Cue", also for the rest of this turn you cannot Special Summon, except Tuners. If this card is sent to the GY as Synchro Material: You can excavate 2 cards from the top of your opponent's Deck, banish 1 of them, and place the other on the top or bottom of the Deck.
2+ Tuners
Other Tuners you control cannot be destroyed by card effects, also your opponent cannot target them with card effects. When your opponent activates a card or effect (Quick Effect): You can banish 1 "Kewl Tune" monster from your GY; apply that banished monster's effect that activates when it is sent to the GY as Synchro Material. You can only use this effect of "Kewl Tune Loudness War" once per turn.
If this card on the field would be used as Synchro Material, 1 Tuner in your hand can be used as 1 of the other materials. You can only use each of the following effects of "Kewl Tune Mix" once per turn. If this card is Normal or Special Summoned: You can add 1 "Kewl Tune" monster from your Deck or GY to your hand, except a Level 2 monster. If this card is sent to the GY as Synchro Material: You can target 1 monster your opponent controls; destroy it.
If this card on the field would be used as Synchro Material, 1 Tuner in your hand can be used as 1 of the other materials. You can only use each of the following effects of "Kewl Tune Reco" once per turn. If this card is Normal or Special Summoned: You can add 1 "Kewl Tune" monster from your Deck or GY to your hand, except a Level 3 monster. If this card is sent to the GY as Synchro Material: You can target 1 Spell/Trap your opponent controls; destroy it.
"Kewl Tune Mix" + 1+ Tuners
Gains 1500 ATK while your opponent has a Tuner in their field or GY. During your opponent's turn (Quick Effect): You can Tribute this card; choose 2 non-Synchro Tuners in your GY, add 1 of them to your hand, and if you do, Special Summon the other, then immediately after this effect resolves, you can Synchro Summon 1 Tuner Synchro Monster. You can only use this effect of "Kewl Tune Remix" once per turn.
If this card on the field would be used as Synchro Material, 1 Tuner in your hand can be used as 1 of the other materials. You can only use each of the following effects of "Kewl Tune Rotary" once per turn. You can reveal this card and 1 Tuner in your hand; immediately after this effect resolves, Normal Summon 1 Tuner. If this card is sent to the GY as Synchro Material: You can activate 1 of these effects;
â—Ź Place 1 card from your opponent's GY on the bottom of their Deck.
â—Ź Look at your opponent's hand, then you can add 1 "Kewl Tune" Spell/Trap from your Deck to your hand.
"Kewl Tune Reco" + 1+ Tuners
Gains 300 ATK for each Tuner in the GYs. The Levels of monsters your opponent controls with 1700 or less original ATK are increased by 1. During the Main Phase (Quick Effect): You can banish 1 Tuner from your GY, then target 1 face-up card your opponent controls; negate its effects until the end of this turn. You can only use this effect of "Kewl Tune RS" once per turn.
1 "Kewl Tune" Tuner + 1+ Tuners
If this card on the field would be used as Synchro Material, 1 Tuner in your hand can be used as 1 of the other materials. You can only use each of the following effects of "Kewl Tune Track Maker" once per turn. If this card is Special Summoned: You can add 1 "Kewl Tune" card from your Deck to your hand. If this card is sent to the GY as Synchro Material: You can return 1 card your opponent controls to the hand.