Unknown Synchron
EffectTuner Monster· DARK· Machine· ★ Level 1
ATK
0
DEF
0
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.
Archetype: Synchron (22 cards)
Market value
Cheapest printing
$1.00LED8-EN049
Most valuable printing
EXVC-EN002$1.38
Extreme Victory - Common
USD, updated 15 October 2026. One price per printing, 1st Edition and Unlimited together.
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Price history
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All printings (4)
| Set | Code | Rarity | Released | Price |
|---|---|---|---|---|
| Extreme Victory | EXVC-EN002 | Common | 6 May 2011 | $1.38 |
| Legendary Collection 5D's Mega Pack | LC5D-EN022 | Secret Rare | 23 October 2014 | - |
| Synchron Extreme Structure Deck | SDSE-EN008 | Common | 27 August 2015 | $1.25 |
| Legendary Duelists: Synchro Storm | LED8-EN049 | Common | 28 October 2021 | $1.00 |