Mispolymerization

Yu-Gi-Oh Card: Mispolymerization
Type:Normal Trap
Text:You can only activate this card when a Fusion Monster is Special Summoned. Return all face-up Fusion Monsters on the field to their respective Fusion Decks.
Password:58392024
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Printings: Dark Revelations Volume 3 (DR3-EN233)
The Lost Millennium (TLM-EN053)