Zero-Day Blaster [SDRR-EN033] Super Rare
1st Edition - NM
Not Buying
![Unknown Synchron [LED8-EN049] Common](https://cdn.shopify.com/s/files/1/0524/2277/0879/products/d5d1084e-1931-5fe3-b406-bb42d8141cf9_a34e02e4-a68f-4c26-9795-3ac3dc104a3f.jpg?v=1637326982)
Unknown Synchron [LED8-EN049] Common
| Set: | Legendary Duelists: Synchro Storm |
| Card type: | Tuner/Effect Monster |
| Rarity: | Common |
| Attack: | 0 |
| Defense: | 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.