Magic the Gathering

Argentum Masticore

Phyrexia: All Will Be One (ONE) · #222 · rare

Oracle text

First strike, protection from multicolored At the beginning of your upkeep, sacrifice this creature unless you discard a card. When you discard a card this way, destroy target nonland permanent an opponent controls with mana value less than or equal to the mana value of the discarded card.