If your opponent controls a monster and you control no monsters, you can Special Summon this card from your hand. Each player can only use the effect of "Unknown Synchron" once per Duel.
Unknown Synchron [EXVC-EN002] Common
$0.60Liquid error (snippets/product-price line 23): Computation results in '-Infinity'Unit price
/
Sold out
![Unknown Synchron [EXVC-EN002] Common](http://invasioncnc.ca/cdn/shop/products/a0680023-35a1-51b1-9fe2-7848f1651276_f0b983e3-5f07-4ab6-8b77-a6ac53ad3793.png?v=1680659755&width={width})
