Tezzeret the Seeker [Modern Masters 2015] Oathbreaker You copy that spell once

You copy that spell once plus an additional time for each opponent who copied the spell this way

Though it may take an eternity

exile that creature

you may pay the mana cost of a locked door to unlock it)

Tezzeret the Seeker [Modern Masters 2015] Oathbreaker You copy that spell onceSet: Modern Masters 2015 Type: Legendary Planeswalker Tezzeret Rarity: Mythic Cost: {3}{U}{U} +1: Untap up to two target artifacts. X: Search your library for an artifact card with converted mana cost X or less and put it onto the battlefield. Then shuffle your library. 5: Artifacts you control become artifact creatures with base power and toughness 5 5 until end of turn.