![](https://ygovietnamcdn.azureedge.net/storage/Assets/attribute/trap.webp)
![](https://ygovietnamcdn.azureedge.net/storage/Assets/counter/quick.webp)
Scrap-Iron Signal
View:
846
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.