YZ-Tank Dragon [MFC-054] Super Rare
1st Edition - LP
Not Buying
![Heliosphere Dragon [PRIO-EN004] Common](https://cdn.shopify.com/s/files/1/0836/1931/6002/products/975b69b4-b494-52df-a068-876bcbafc5ee.png?v=1699417600)
Heliosphere Dragon [PRIO-EN004] Common
| Set: | Primal Origin |
| Card type: | Effect Monster |
| Rarity: | Common |
| Attack: | 0 |
| Defense: | 1900 |
While your opponent has 4 or less cards in their hand and this card is the only monster you control, your opponent cannot declare an attack. Once per turn, if you control a Level 8 Dragon-Type monster: You can make this card become Level 8 until the end of this turn.