Oath of Nissa [Oath of the Gatewatch Prerelease Promos] Horror Mercenary creatures can't attack you until

creatures can't attack you until a player planeswalks

Your opponents can't cast spells during your turn

haunting sounds

Set: Champions of Kamigawa Type: Land Rarity: Rare {T}: Add one mana of any color

and to seed

Oath of Nissa [Oath of the Gatewatch Prerelease Promos] Horror Mercenary creatures can't attack you untilSet: Oath of the Gatewatch Prerelease Promos Type: Legendary Enchantment Rarity: Rare Cost: {G} When Oath of Nissa enters the battlefield, look at the top three cards of your library. You may reveal a creature, land, or planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in any order. You may spend mana as though it were mana of any color to cast planeswalker spells. "For the life of every plane, I