Unknown Synchron

Monster

Other names: Synchron Sconosciuto (Italian)

Set: Synchron Extreme Structure Deck
Code: SDSE-EN008
Rarity: Common$1.25 · price per set and rarity (USD, from YGOPRODeck)

All 4 printings ↓

Market price

€0.14

Cardmarket · lowest across all versions

Unchanged since Nov 7, 2026 · read on Nov 7, 2026

$0.18 · TCGplayer (USA) · lowest across all versions

The card’s price, not your copy’s: the free sources do not tell languages or editions apart. For Italian cards the real price may differ.

The history starts on the first day we read the price.

Type: Machine / Tuner / Effect
Attribute: DARK
Level: 1
ATK / DEF: 0 / 0
Archetype: Synchron

Text

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

Printings (4 printings)

EXVC-EN002May 6, 2011
Extreme Victory · Common$1.38 · price per set and rarity (USD, from YGOPRODeck)
LC5D-EN022Oct 23, 2014
Legendary Collection 5D's Mega Pack · Secret Rare
SDSE-EN008Aug 27, 2015
Synchron Extreme Structure Deck · Common$1.25 · price per set and rarity (USD, from YGOPRODeck)
LED8-EN049Oct 28, 2021
Legendary Duelists: Synchro Storm · Common$1.00 · price per set and rarity (USD, from YGOPRODeck)

Types and rarities are shown as listed by the card database (in English).