Nightmare [Beta Edition] San Diego Comic-Con 2015 Tap five untapped Merfolk you

Tap five untapped Merfolk you control: Put a +1/+1 counter on each Merfolk you control

Her Phyrexian credo of "Waste not

Set: Beta Edition Type: Artifact Rarity: Rare Cost: {2} {1}

Volrath's Shapeshifter has the full text of that card and has the text "{2}: Discard a card

−3: Target creature gets +X/+X or -X/-X until end of turn

Nightmare [Beta Edition] San Diego Comic-Con 2015 Tap five untapped Merfolk youSet: Beta Edition Type: Creature Nightmare Horse Rarity: Rare Cost: {5}{B} Flying (This creature can't be blocked except by creatures with flying or reach.) Nightmare's power and toughness are each equal to the number of Swamps you control. The Nightmare arises from its lair in the swamps. As the poisoned land spreads, so does the Nightmare's rage and terrifying strength.