![Black Sun's Zenith [Mirrodin Besieged]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/e4de277c-9560-5f5c-b943-87f1caefdaec.jpg?v=1720264157)
Black Sun's Zenith [Mirrodin Besieged]
| Set: | Mirrodin Besieged |
| Type: | Sorcery |
| Rarity: | Rare |
| Cost: | XBB |
| Colors: | B |
Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library.
"Under the suns, Mirrodin kneels and begs us for perfection."
—Geth, Lord of the Vault