Grindstone [Tempest] Jace Set: War of the Spark

Set: War of the Spark Prerelease Promos Type: Legendary Planeswalker — Teferi Rarity: Rare Cost: {1}{W}{U} Each opponent can cast spells only any time they could cast a sorcery

Set: Vanguard Series Type: Vanguard Rarity: Rare Cost: Sacrifice a permanent: Regenerate target creature

At the very least

Set: Ultimate Masters Type: Sorcery Rarity: Rare Cost: {1}{B} Search your library for a card and put that card into your hand

{T}: Add one mana of any color

Grindstone [Tempest] Jace Set: War of the SparkSet: Tempest Type: Artifact Rarity: Rare Cost: {1} {3}, {T}: Target player puts the top two cards of his or her library into his or her graveyard. If both cards share a color, repeat this process. "Memory is a burden that wears at the soul as weather wears at stone." Crovax