Your search for "Scrap-Iron Signal LED6-EN027" revealed the following:
Scrap-Iron Signal - LED6-EN027 - Rare - Unlimited from Legendary Duelists: Magical Hero Unlimited, available at 401 Games Canada. Rarity: Rare Card Text:When your opponent activates a monster effect, while you control a Synchro Monster that lists a Synchro Monster...
Scrap-Iron Signal - LED6-EN027 - Rare - 1st Edition from Legendary Duelists: Magical Hero 1st Edition, available at 401 Games Canada. Rarity: Rare Card Text:When your opponent activates a monster effect, while you control a Synchro Monster that lists a...