Scrap-Iron Signal – (Legendary Duelists Magical Hero) – (LED6-EN027) – (Rare)

When your opponent activates a monster effect, while you control a Synchro Monster that lists a Synchro Monster as material: Negate the activation, also, after that, Set this card face-down instead of sending it to the GY. You can only activate 1 “Scrap-Iron Signal” per turn.