Teferi, Time Raveler (Promo Pack) [War of the Spark Promos] Future if that spell's mana cost

if that spell's mana cost or that ability's activation cost contains {X}

Valuing scholarship above all else

Prevent all damage that would be dealt to Gideon Blackblade during your turn

When Greenwarden of Murasa dies

As long as the top card of your library is black

Teferi, Time Raveler (Promo Pack) [War of the Spark Promos] Future if that spell's mana costSet: War of the Spark Promos Type: Legendary Planeswalker Teferi Rarity: Rare Cost: {1}{W}{U} Each opponent can cast spells only any time they could cast a sorcery. +1: Until your next turn, you may cast sorcery spells as though they had flash. 3: Return up to one target artifact, creature, or enchantment to its owner's hand. Draw a card.