|Polymerization Dragon Betrayal|
|Card type||Trap Card|
LoreWhen your opponent Fusion Summon a Dragon-Fusion Monster: You can tribute 1 monster you control, then target 1 face-up Dragon-Type Fusion Monster your opponent controls; take control of that target. If your opponent Fusion Summons a " " Fusion Monster, this effect cannot be negated. If this card is destroyed, destroy the targeted monster.
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