![Day of Black Sun [Avatar: The Last Airbender Prerelease Cards]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/663105.jpg?v=1763422763)
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.