![Day of Black Sun [Avatar: The Last Airbender Prerelease Cards]](https://cdn.shopify.com/s/files/1/0836/1931/6002/files/663105_f0bf6764-4b42-459d-a8ea-719a8060bc5d.jpg?v=1767118156)
Day of Black Sun [Avatar: The Last Airbender Prerelease Cards]
| Set: | Avatar: The Last Airbender Prerelease Cards |
| Type: | Sorcery |
| Rarity: | Rare |
| Cost: | XBB |
Each creature with mana value X or less loses all abilities until end of turn. Destroy those creatures.
The solar eclipse robbed Firebenders of their ability to firebend, giving Team Avatar an eight-minute window to storm the capital and defeat the Fire Lord.