Rhystic Study - Unstable Harmonics [Secret Lair Drop Series] Metal [x2] The escape cost is equal

The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard

Set: War of the Spark Type: Legendary Planeswalker — Tezzeret Rarity: Mythic Cost: {4}{U}{B} Creature and planeswalker spells you cast have affinity for artifacts

or even its guilds

a legendary 20/20 black Avatar creature token with flying and indestructible

Rhystic Study - Unstable Harmonics [Secret Lair Drop Series] Metal [x2] The escape cost is equalSet: Secret Lair Drop Series Type: Enchantment Rarity: Rare Cost: {2}{U} Whenever an opponent casts a spell, you may draw a card unless that player pays {1}. "I believe I've discovered something truly incredible: a way to harness magic through science!" Jayce Talis