![Sphinx's Decree [Rivals of Ixalan Prerelease Promos]](http://tothetablebgc.myshopify.com/cdn/shop/files/8c9daefa-3716-4391-b95c-fc6f2abea56d.png?v=1776572870&width=900)
MTG Single
Sphinx's Decree [Rivals of Ixalan Prerelease Promos]
$0.80
| Set: | Rivals of Ixalan Prerelease Promos |
| Type: | Sorcery |
| Rarity: | Rare |
| Cost: | {1}{W} |
Each opponent can't cast instant or sorcery spells during that player's next turn.
"Be still."
—Azor