Trait

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Activation
Energy

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Effect

If you have four or more yellow characters with unique card names other than [The Rumbling] affinity on your field, reduce this card's AP cost by 1 while in your hand.
Choose one character with {5000 or less BP} on your opponent's front line and sideline it. If <Mikasa Ackermann> is on your field, {8000 or less BP} instead.

Trigger

[SPECIAL] Choose one character on your opponent's front line and sideline it.