SS Son Goku & SS Vegeta & SS Trunks, United

[Auto] [Once per turn] If you have 3 or more energy : When this card attacks, use up to 1 mono-red card with 5000 combo power from under this card in a combo with its skills negated for the turn. Additionally, if the card used in the combo is a "Son Goku", "Vegeta", or "Trunks : Future" card, switch this card to Active Mode, then choose up to 1 of your opponent’s Battle Cards with 25000 power or less and KO it. [Activate:Main] [Limit 1], if your Leader is a red "Son Goku" card and you choose 1 of your red "Saiyan" Battle Cards : Play this card from your hand, then place the chosen card under this card.