Green Sun's Zenith [From the Vault: Twenty] Core Set 2021 Prerelease Promos Whenever an opponent attacks with

Whenever an opponent attacks with one or more creatures

Whenever a nonland permanent an opponent owns enters the battlefield under your control

P is for Perception

Whenever you cast an Aura or Equipment spell

activated abilities of that permanent can't be played this turn

Green Sun's Zenith [From the Vault: Twenty] Core Set 2021 Prerelease Promos Whenever an opponent attacks withSet: From the Vault: Twenty Type: Sorcery Rarity: Mythic Cost: {X}{G} Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle. Shuffle Green Sun's Zenith into its owner's library. As the green sun crowned, Phyrexian prophecies glowed on the Tree of Tales.