Mastermind's Acquisition (Promo Pack) [Rivals of Ixalan Promos] Ixalan Prerelease Promos Negate the activated effects of

Negate the activated effects of your opponent's monster that have Predator Counters

Set: War of the Spark Prerelease Promos Type: Legendary Artifact Rarity: Rare Cost: {1}{G} {X}

If it enters the battlefield as a creature

Set: World Championship Decks 2000 Type: Artifact Rarity: Rare Cost: {3} {3}: Each player mills two cards

Set: Fourth Edition (Foreign Black Border) Type: Artifact Creature — Golem Rarity: Common Cost: {4} {2}: Regenerate Clay Statue

Mastermind's Acquisition (Promo Pack) [Rivals of Ixalan Promos] Ixalan Prerelease Promos Negate the activated effects ofSet: Rivals of Ixalan Promos Type: Sorcery Rarity: Rare Cost: {2}{B}{B} Choose one Search your library for a card, put it into your hand, then shuffle. Put a card you own from outside the game into your hand. Another piece of a nefarious puzzle.