Green Sun's Zenith [Eternal Masters] Elf Scout Creatures can't attack you unless

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you

that creature gets +1/+1 until end of turn

If that mana is spent on an instant or sorcery spell

Reverse Type: Instant Tap target permanent

Green Sun's Zenith [Eternal Masters] Elf Scout Creatures can't attack you unlessSet: Eternal Masters Type: Sorcery Rarity: Rare 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.