Yu-Gi-Oh! - Unknown Synchron (LC5D-EN022) - Legendary Collection 5D's Mega Pack - 1st Edition - Secret Rare

Yu-Gi-Oh! is a strategic trading card game in which two players Duel each other using a variety of Monster, Spell, and Trap Cards to defeat their opponent's monsters and be the first to drop the other's Life Points to 0.

Card Name: Unknown Synchron

Card Type: Tuner monster

Card Number: LC5D-EN022

Set: Legendary Collection 5D's Mega Pack

Attribute: Dark

Level: 1

Monster Type: Machine

Passcode: 15310033

Card Text: If your opponent controls a monster and you control no monsters, you can Special Summon this card (from your hand). You can only use this effect of "Unknown Synchron" once per Duel.